Answer:
10 miles
Step-by-step explanation:
Let's call the number of miles driven in a day "x". The total cost for Triangle Truck Rental can be expressed as:
Cost (Triangle) = $35 + 0.5x
The total cost for Circle Rent-A-Truck can be expressed as:
Cost (Circle) = $55 + 0.3x
We want to find the value of x such that Cost (Triangle) = Cost (Circle). So we can set the two expressions equal to each other and solve for x:
$35 + 0.5x = $55 + 0.3x
0.2x = $20
x = 100 miles
So the man would need to drive 100 miles in one day for both companies to have the same total cost.
Bisecting Bakery sells cylindrical round cakes. The most popular cake at the bakery is the red velvet cake. It has a radius of 13 centimeters and a height of 15 centimeters.
If everything but the circular bottom of the cake was iced, how many square centimeters of icing is needed for one cake? Use 3.14 for π and round to the nearest square centimeter.
531 cm2
612 cm2
1,755 cm2
2,286 cm2
1,755 cm² icings are needed for one cake.
The correct option is (C).
What is the area of the circle?
The area of a circle is the amount of space enclosed within the circle. It is a measure of the size of the circle, and it is determined by the distance from the center of the circle to its edge (which is the radius). The formula for the area of a circle is:
A = πr²
The surface area of the circular top of the cake can be found using the formula for the area of a circle:
A = πr^2
where A is the area of the circle, and r is the radius. For the red velvet cake, the radius is 13 cm, so the area of the circular top of the cake is:
A = 3.14 x 13^2 = 530.66 cm^2 (rounded to two decimal places)
To find the surface area of the curved side of the cake, we need to find the circumference of the circular base and multiply it by the height of the cake. The circumference can be found using the formula:
C = 2πr
where C is the circumference and r is the radius. For the red velvet cake, the circumference of the circular base is:
C = 2 x 3.14 x 13 = 81.64 cm (rounded to two decimal places)
So, the surface area of the curved side of the cake is:
A = C x h = 81.64 x 15 = 1224.60 cm^2 (rounded to two decimal places)
Therefore, the total surface area of the cake that needs to be iced (excluding the circular bottom) is:
530.66 + 1224.60 = 1755.26 cm^2 (rounded to two decimal places)
Rounding to the nearest square centimeter, we get that approximately 1755 cm^2 of icing is needed for one red velvet cake at the Bisecting Bakery.
Therefore, 1,755 cm² icings are needed for one cake.
The correct option is (C).
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The smiths took out a $130,000, 30 year mortgage at an APR of 3.4%. The monthly payment was $576.53. What will be their total interest charges after 30 years?
The total interest charges after 30 years with an APR of 3.4 % is given by the equation A = $ 77,550.80
What is Annual Percentage Yield?The annual percentage yield (APY) is the real rate of return earned on an investment, taking into account the effect of compounding interest. An APR is a number that represents the total yearly cost of borrowing money, expressed as a percentage of the principal loan amount.
Given data ,
Let the total interest charges after 30 years be represented as A
Now , the equation will be
The APR percentage = 3.4 %
The amount taken as loan = $ 130,000
The number of years = 30 years
The monthly payment = $ 576.53
The number of payments n = 30 x 12 = 360 payments
So , the total amount paid in 30 years = monthly payment x number of payments
Substituting the values in the equation , we get
The total amount paid in 30 years = 360 x 576.53
The total amount paid in 30 years = $ 207,550.80
Now , the total interest charges after 30 years A = total amount paid in 30 years - amount taken as loan
Substituting the values in the equation , we get
The total interest charges after 30 years A = $ 207,550.80 - $ 130,000
On simplifying the equation , we get
The total interest charges after 30 years A = $ 77,550.80
Hence , the interest charges after 30 years is $ 77,550.80
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What are the answers to these?
The ratio table is given below:-
Oranges 3 4 8 10 12
Cost( in $) 3.75 5 10 12.5 15
What exactly is a ratio?
Fractions are frequently used to describe ratios and proportions. A ratio is shown when a fraction is stated as a:b, whereas a proportion implies that two ratios are equal. a and b can be any two numbers in this situation. The ratio and proportion are two fundamental ideas that lay the groundwork for comprehending other concepts in mathematics and science.
We use the concept of ratio and proportion in our daily lives, such as in business when dealing with money or in cooking.
As a result, the ratio defines the relationship between two values, such as a:b when b is higher than zero. For example, the 2:4 ratio is expressed as 2:4 = 1:2. And in this instance, the comment is deemed proportionate.
Now,
As given no. of oranges = 8
Cost of 8 oranges = 10
cost of 1 orange=10/8=1.25 rs/orange
then
The table will be as follow
Oranges 3 4 8 10 12
Cost( in $) 3.75 5 10 12.5 15
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What is the volume 
The volume of the rectangular prism is 42 cubic inches
What is the volume of rectangular prismThe volume of a rectangular prism is calculated as the product of its length, width, and height.
The formula is:
V = l x w x h
Where,
V is the volume
l is the length
w is the width
h is the height.
The volume of this figure is calculated using the formula given above as;
V = l * w * h
We can divide the figure into two rectangular prism and calculate the volume.
v = (8 * 3 * 1) + (6 * 3 * 1)
v = 42 in³
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Which expression is equivalent to 14x+3−13x+(−2)?
The expression which is equivalent to the expression 14x+3−13x+(−2) is:
x +1
What are expressions?An expression is a sentence with at least two numbers or variables having mathematical operation. Math operations can be addition, subtraction, multiplication, division.
For example, 2x+3
Given that,
The expression,
14x+3−13x+(−2)
Now it can be simplify in the following way:
⇒ 14x - 13x + 3 - 2
the variable and constant terms can be clubbed together,
⇒ x + 1
Hence, the equivalent expression is x + 1
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The angle of elevation of the top of a 20 m high mast from a point at ground level is 34º. How far is the point from the foot of the mast (to 1 decimal place)?
Answer:
Step-by-step explanation:
hello
Examine the figure below, find mZT, round to the nearest whole number.
T
28
a
A
46°
37
D
The measure of angle ∠T found using the law of sines is about 72°
What is the law of sines?The law of sines states that the ratio of the of the sine of an angle in a triangle to the length of the opposite side, is the same for the three angles in a triangle.
Mathematically, where the side lengths of the triangle are; a, b, c, and the corresponding opposite angles are ∠A, ∠B, and ∠C, we get;
[tex]\frac{sin(A)}{a} = \frac{sin(B)}{b} = \frac{sin(C)}{c}[/tex]
The parameters in the question are;
AT = 28
AD = 37
m∠D = 46°
DT = a
Therefore, according to the law of sines, we get;
37/(sin∠T) = 28/(sin(46°))
Inverting both sides, we get;
(sin∠T)/37 = (sin(46°))/28
(sin∠T) = 37 × (sin(46°))/28
∠T = arcsine(37 × (sin(46°))/28) ≈ 72°
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Hannah is helping her younger brother learn to count money. She gave her brother a total of 20 coins nickels and pennies. Hannah’s brother said he counted $0.68. How can Hannah solve a system of equations to tell whether he counted the money correctly?
Hannah’s brother counted correctly it Hannah gave him & 8 pennies and 12 nickels.
What does a math equation mean?The concept of an equation in algebra is a mathematical declaration that demonstrates the equality of two mathematical expressions. Declaration of equivalence between two expressions made up of numbers or variables
Finding the counted the money correctly , we obtain:
x= number of pennies
y = number of nickels.
x + y =20
so , x = 20-y
x+5y = 68
20-y +5y = 68
4y= 48 so y = 12 and x = 8.
8 pennies and 12 nickels
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12 in.
10 in.
2 in.
7 in.
21 in.
What’s the volume
The required volume of the given rectangular prism is given as 240 in ³.
What is volume?Volume is defined as the mass of the object per unit density while for geometry it is calculated as profile area multiplied by the length at which that profile is extruded.
Here,
From the data we have,
Length of the rectangle prism = 12 in
Width of the rectangle prism = 2 in
Height of the rectangle prism = 10 in
The volume of the rectangular prism = length × width × height
= 12 × 2 × 10
= 240 in ³
Thus, the required volume of the given rectangular prism is given as 240 in ³.
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The question is incomplete.
Complete question is," Calculate the volume of the prism of dimensions length, width and height are 12, 2, and 10 respectively. "
A cable installer charges $40.00 per hour
plus a $50.00 service charge. Your father's firm hires him to hook up his
company's Internet service.
Here is the cost function used to
represent this situation in terms of then number of hours worked:
c(h) = 40h +50
Find the total charges if it takes the cable installer 6.5 hours to complete the task.
__________
Enter the correct answer.
Answer:
Set up the equation ... 60 + 40X = total charges... where X is the number of hours (6.5)
60 + 40(6.5) = ?
60 + 260 = ?
320 = total charges
Figure ABCD is a kite. Find the
value of x.
A
B
D
x = [?]
AB = 4x
AD = x + 15
C
Answer:
x=5
Step-by-step explanation
4x=x+15
x=5
Answer:
Since ABCD is a kite, AB=AD and BC=CD
Given:
AB = 4x
AD = x + 15
equating both sides;
4x = x + 15
4x - x = 15
3x = 15
x = 15/3
x = 5
BC is tangent to circle A at B and to circle D at C
AB=9, BC=26, DC=8
Find AD
The value of AD is 26.
How to solve thisThere are two circles with centers A and D.
The tangent line touches both points B and C.
The given measurements are enough to solve for the missing value and the solution is shown below:
AB=9BC=26DC=8Solve for the measurement of AC which the hypotenuse of legs AB and BC by Pythagorean theorem:
c²=a²+b²c²=9²+26²c=AC=27.51Solve for angle of A
sin A=26/27.51
A=70.93°
Finally, we solve for the length of AD using SOH
sin 70.93°=AD/27.51
AD=26
The answer is 26.
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Please help!! Thank you!
Using angle relationships, the missing measures are:
m<3 = 138 degrees.
m<5 = 42 degrees.
m<8 = 138 degrees.
How to Find the Missing Angles?Using angle relationships, each of the measure of the angles can be calculated as follows:
Given that, m<1 = 138 degrees.
m<3 = m<1 [vertical angles are congruent]
Substitute:
m<3 = 138 degrees.
m<5 + m<3 = 180
Substitute:
m<5 + 138 = 180
m<5 = 180 - 138
m<5 = 42 degrees.
m<8 = m<3 [alternate interior angles are congruent]
m<8 = 138 degrees.
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Please help <3 I’d really appreciate it!! Algebra ll
a. The vertex form of its equation is, y = a(x-1)² + 16
b. The value of x is, 7
c. The equation of the axis of symmetry is, x = 1
d. The domain and range are respectively, all real values of x and y ≤ 16
What is an Equation ?An equation is a mathematical term, which indicates that the value of two algebraic expressions are equal. There are various parts of an equation which are, coefficients, variables, constants, terms, operators, expressions, and equal to sign.
For example, 3x+2y=0.
Types of equation
1. Linear Equation
2. Quadratic Equation
3. Cubic Equation
a. The vertex form of a quadratic equation is given by y = a(x-h)²+ k, where (h, k) is the vertex of the parabola.
From the given information, we know that the vertex is at (1, 16), so the equation in vertex form is y = a(x-1)² + 16.
b. We are given that the parabola has one root at (-5, 0) and another root at (x, 0). Since the parabola is symmetric about the axis of symmetry, the x-coordinate of the vertex must be the midpoint of -5 and x. Using the midpoint formula, we get:
(-5 + x)/2 = 1
Solving for x, we get x = 7.
c. The axis of symmetry of a parabola is the vertical line that passes through the vertex. In this case, the vertex is at (1, 16), so the equation of the axis of symmetry is x = 1.
d. The domain of a quadratic function is all real numbers, since the function is defined for all values of x. The range of this function is y ≤ 16, since the vertex is at (1, 16) and the parabola opens downward.
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What is the driving time for a 1800-mile trip if you drive at an average speed of 45 miles per hour? What is the driving time at 69 miles per hour?
Answer:
40 hours
26.09 hours
Step-by-step explanation:
What is the driving time for a 1800-mile trip if you drive at an average speed of 45 miles per hour?
1800 / 45 = 40 hours
What is the driving time at 69 miles per hour?
1800 / 69 = 26.09 hours
Step-by-step explanation:
The driving time for a 1800-mile trip at an average speed of 45 miles per hour can be calculated as
Driving time = Total distance / Average speed
Driving time = 1800 miles / 45 miles per hour = 40 hours
Similarly, the driving time at an average speed of 69 miles per hour can be calculated as:
Driving time = 1800 miles / 69 miles per hour = 26 hours
So if you drive at an average speed of 45 miles per hour, the driving time for a 1800-mile trip would be 40 hours, and if you drive at an average speed of 69 miles per hour, the driving time would be 26 hours.
An angle measures 17.4° more than the measure of its complementary angle. What is the measure of each angle?
45 and 27.6 degrees are the two complementary angles.
What is a 45-degree angle?When the right angle is split into two equal parts, each angle is 45°. A 45-degree angle is considered sharp. It is a right angle of half, or a 90-degree angle.
Angles that are complementary are those whose sum is 90 degrees. If the smaller angle has a measure of x, then the complementary angle's measure is 90 - x.
The issue shows that the greater angle (x + 17.4) is 17.4 degrees larger than the corresponding angle's measurement (90 - x). To find x, we can construct the following equation:
x + 17.4 = 90 - x + 17.4
When we simplify and find x, we obtain:
2x = 55.2
x = 27.6
The greater angle's measure is x + 17.4 = 45 degrees, while the smaller angle's measure is x = 27.6 degrees.
The two complementary angles are 27.6 and 45 degrees as a result.
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Distance formula is D=~^ (X2-X1)*2 + (Y2- Y1)*2
pls help!
[tex]~~~~~~~~~~~~\textit{distance between 2 points} \\\\ P1(\stackrel{x_1}{6}~,~\stackrel{y_1}{3})\qquad P2(\stackrel{x_2}{-3}~,~\stackrel{y_2}{5})\qquad \qquad d = \sqrt{( x_2- x_1)^2 + ( y_2- y_1)^2} \\\\\\ P1P2=\sqrt{(~~-3 - 6~~)^2 + (~~5 - 3~~)^2} \implies P1P2=\sqrt{( -9 )^2 + ( 2 )^2} \\\\\\ P1P2=\sqrt{ 81 + 4 } \implies P1P2=\sqrt{ 85 }[/tex]
5. Sarah makes a sculpture of a sunflower that is 33 inches tall. She also makes a sculpture of a tulip that is as tall as the sunflower. How tall is the sculpture of the tulip?
The height of the tulip sculpture is 66 inches, which is twice the height of the sunflower sculpture.
How tall is the sculpture of the tulip?From the question, we have the following parameters that can be used in our computation:
Sunflower = 33 inches
Tulip = Twice of sunflower
Using the above as a guide, we have the following:
Tulip = 2 * Sunflower
substitute the known values in the above equation, so, we have the following representation
Tulip = 2 * 33
Evaluate
Tulip = 66
Therefore, the height of the tulip sculpture is 66 inches.
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Thor looked 13 websites every 39 hours. At that rate how many would he look at in 6 hours
Answer:
Step-by-step explanation:13x6
2 brothers are to share $2600 in the following ratio 9:6 how much will each brother get ?
Answers
9x+6x=2600
15x=2600
x=520/3
9x=9×520/3=1560
6x=6×520/3=1040
You launch an object off a 55-foot cliff. If the object was launched at 85 feet/second,
determine how long it will take for the object to hit the ground below. NEAREST TENTH
You launch an object off a 55-foot cliff. If the object was launched at 85 feet/second, 64.23 feet/second long it will take for the object to hit the ground below. This can be solved using the concept of law of conservation of energy.
What is law of conservation of energy?Three fundamental quantities all maintain their original values. Energy, momentum, and angular momentum are these. Energy is a conserved quantity, which could surprise you if you've read instances in previous pages, such the kinetic energy of charging elephants. The first law of thermodynamics, generally known as the law of conservation of energy, stipulates that the energy of a closed system must remain constant and cannot rise or fall on its own without external intervention.
Given that,
Height of the cliff, h= 55 Foot
Initial speed of the projectile, u = 85 m/s
Let, the projectile hit the ground with velocity "v"
Applying the law of conservation of energy,
mgh + 1/2 mu² = 1/2 mv²
or, m (gh + 1/2 u²) = 1/2 mv²
or, (gh + 1/2 u²) = 1/2 v²
or, 10 × 55 + (1/2 × (55)²) = 1/2 v²
or, 550 + 1512.5 = 1/2 v²
or, 2062.5 = 1/2 v²
or, 4125 = v²
or, v = 64.23 feet/second
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Complete the table for the function machine
input 5 output 9
input -3 output -7
input 4 output 7
input ? 2x -1 output -20
A random sample of 40 hotel reviews is drawn from a large population of hotel customers. It's known that 30% of the population left the hotel 1 star, 20% left 2 stars, 20% left 3 stars, and 30% left 4 stars. Give the standard deviation of the hotel's star rating.The choices are:0.18910.18930.19040.1934
The closest answer choice is 0.76, which corresponds to 0.1934. So the answer is 0.1934.
We can calculate the variance of the hotel's star rating by using the formula:
variance = sum[(xi - mean)^2 * pi]
where xi is the rating (1, 2, 3, or 4), mean is the expected value of the rating, and pi is the proportion of the population that left that rating. Since we know the proportions of the population that left each rating, we can calculate the expected value of the rating as:
mean = 1(0.3) + 2(0.2) + 3(0.2) + 4(0.3) = 2.9
Then, we can calculate the variance as:
variance = (1 - 2.9)^2 * 0.3 + (2 - 2.9)^2 * 0.2 + (3 - 2.9)^2 * 0.2 + (4 - 2.9)^2 * 0.3
variance ≈ 0.57
Finally, the standard deviation is the square root of the variance:
standard deviation = sqrt(0.57) ≈ 0.756
Therefore, the closest answer choice is 0.76, which corresponds to 0.1934.
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What is the surface area? 5 yd 10 yd 7 yd square yards
Based on the information, it can be inferred that the area of the figure is 310 yards²
How to calculate the surface area of this figure?To calculate the surface area of this figure we must find the area of all the faces of the figure:
5 * 10 = 5010 * 7 = 705 * 7 = 35Then we must multiply the area of each face by the number of faces with that area.
50 * 2 = 10070 * 2 = 14035 * 2 = 70Finally we must add the areas of the faces
100 + 140 + 70 = 310According to the above, the total surface area of this figure is 310 yards ²
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If 36 is added to a number, it will be 4 times as large as it was originally. Find the number
Answer:
4 I think
Step-by-step explanation:
4+36=40, 10x4=40
Answer: 12
Step-by-step explanation:
1) Create an equation. Lets call the missing number x. 36 is added to x or 36+x and when 36 is added to x it is 4 times of x or 4x, so our equation is 36+x=4x.
2) Bring the variable to one side by subtracting x on both sides. Our new equation is 36=3x.
36) Get rid off the coefficient 3 by dividing 3 on both sides to get x=12
Complete the table of inputs and outputs for the function.
The store you are buying the item down offers you an installment plan.
The terms of the contract for the plan are:
• $50 down
• 12 payments
• Finance charge of $100
Interest = Finance Charge = ________________
Total Payment = Cost of item + Finance charge = _____________
Monthly Payment = (Total Payment – Down payment / 12 = __________
1) Based on the percentage of the downpayment, the total payment made for the store item is $1,100, which includes a finance charge or interest of $100.
2) The monthly payment for 12 installments is $87.50.
How the total payment is computed:The total cost of the item is based on the downpayment's equivalent percentage (proportion).
A proportion is the equation of two or more ratios.
Finance Charge (Interest) = $100
Downpayment = $50 or 5%
Installment period = 12 months
Cost of item = $1,000 ($50/5%)
Total payment = $1,100 ($1,000 + $100)
Monthly payment = $87.50 ($1,100 - $50)/12
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Question Completion:The downpayment is 5% of the total cost of the item.
John can jog twice as fast as he can walk. He was able to jog the first 3.5 miles to
his grandmother's house, but then he tired and walked the remaining 3.5 miles. If the
total trip took 1.75 hours, then what was his average jogging speed?
miles per hour
A car manufacturer determines that its profit P in pesos can be modeled by the function P (x)=x3+5x2+3x+1,where x represent the number of cars sold. what is the profit when x=10?
Answer:
1531 pesos
Step-by-step explanation:
The profit when x=10 is calculated as follows:
P(10) = 10^3 + 5(10^2) + 3(10) + 1 = 1000 + 500 + 30 + 1 = 1531 pesos.
Help me with this question…….
The volume of the cylinder is
D. 666 cubic centimetersHow to find the volume of the cylinderUsing the volume of cone given by the formula
= π r² h/3
In the problem the volume is given by 222 and volume of cylinder is equal to
= π r² h
comparing the two volumes and taking proportions
volume of cone / volume of cylinder
π r² h/3 / π r² h = 222 / volume of cylinder
π r² h / 3 π r² h = 222 / volume of cylinder
1 / 3 = 222 / volume of cylinder
volume of cylinder = 3 * 222
volume of cylinder = 666
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