Answer:
So if 25% of the people go to work by bicycle then that means that 75% of people go to work by other means of transportation.
Therefore the odds against selecting someone who commutes by bicycle are 75% or 75/100 or 0.75.
Step-by-step explanation:
The odds against selecting someone who commutes by bicycle are 75%
What is probability?Probability is defined as the ratio of the number of favourable outcomes to the total number of outcomes in other words the probability is the number that shows the happening of the event.
Probability = Number of favourable outcomes / Number of sample
Given that In a certain town, 25% of people commute to work by bicycle. If a person is selected randomly from the town.
25% of the people go to work by bicycle then which means that 75% of people go to work by other means of transportation.
Therefore the odds against selecting someone who commutes by bicycle are 75% or 75/100 or 0.75.
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please answer asap.will mark you as brainliest
Answer:
= and [tex]\leq[/tex] and [tex]\geq[/tex]
Step-by-step explanation:
Absolute value -9 is 9, but there is a negative sign so it is -9
-9=-9
Greater than or equal to works because of the equal sign.
Less than or equal to also works because of the equal sign.
On a bicycle, Adriana rides for 2 hours and is 22 miles from her house. After riding for 7 hours, she is 72 miles away. What is Adriana's rate?
Step-by-step explanation:
Notice it is not asking for an average rate, just her current rate. Approach this like this: say she is at the 29 mile "marker." In 3 hours, she gets to the 38th mile "marker." Therefore:
38-29 = 9, so in 3 hours, she went 9 miles.
9 miles/3 hours = 3 miles per hour, which would be equal to her current rate.
Can someone please help me? I hope u guys have a great night if you do :))
Answer:
The answer is Option 1
Step-by-step explanation:
[tex]\sqrt{10}[/tex] = approximately 3.16
3.16 is in between 3 and 3.5
10 POINTS HELP ASAP evaluate 1.4 · 0.32
Answer:
56/125
Step-by-step explanation:
Ok, so we know evaluate means to solve or to work out the situation. In this case we got 1.4•0.32. So, what we'll have to do is to solve this mathmatical equation 7/5 (1.4) • 8/25 (0.32) this in fractional form what we did is turnrf the decimal form of each reprecient of the problem into fractions. How to turn decimals in fractions is to simplify. Once, you've done that evaluate 7/5 and 8/25. This should get you 56/125.
Answer:
0.448
Step-by-step explanation:
Which geometric figures are drawn on the diagram?
Check all that apply
ABC
E
BCE
Done
Solve the proportions
1.) 5/8 = x/16
2.) x/45 = -50/3
3.) 4/(x+3) = 12/27
Hey there! I'm happy to help!
NUMBER 1
This is a trick to solve any proportion.
Multiply the diagonal numbers.
5(16)=80
Divide by the number that isn't the one you want to find.
90/8=10
And you are left with the number you haven't touched. We haven't touched x, so x=10.
NUMBER 2
Cross multiply.
45(-50)=-2250
Divide.
-2250/3=-750
So x=-750.
QUESTION 3
4(27)=108
108/12=9
So x+3=9, subtract 3 from both sides x=6.
Have a wonderful day! :D
Suppose f(x) = (5 – x)3 and, g(x) = a + x2, and f(g(x)) = (1 – x2)3. What is the value of a? a = –6 a = –4 a = 4 a = 6
Answer:
When I work with function composition, I usually convert "( f o g)(x)" to the more intuitive " f (g(x))" form. This is not required, but I certainly find it helpful. In this case, I get:
(g o f )(1) = g( f(1))
This means that, working from right to left (or from the inside out), I am plugging x = 1 into f(x), evaluating f(x), and then plugging the result into g(x). I can do the calculations bit by bit, like this: Since f(1) = 2(1) + 3 = 2 + 3 = 5, and since g(5) = –(5)2 + 5 = –25 + 5 = –20, then (g o f )(1) = g( f(1)) = g(5) = –20. Doing the calculations all together (which will be useful later on when we're doing things symbolically), it looks like this:
(g o f )(1) = g( f (1))
= g(2( ) + 3) ... setting up to insert the original input
= g(2(1) + 3)
= g(2 + 3)
= g(5)
= –( )2 + 5 ... setting up to insert the new input
= –(5)2 + 5
= –25 + 5
= –20
Note how I wrote each function's rule clearly, leaving open parentheses for where the input (x or whatever) would go. This is a useful technique. Whichever method you use (bit-by-bit or all-in-one), the answer is:
(g o f )(1) = g( f (1)) = –20
I just computed (g o f )(1); the composition can also work in the other order
Step-by-step explanation:
The value of a is 4.
Hence, a = 4
Here,
[tex]f(x) = (5 - x)^3 and, g(x) = a + x^2,[/tex]
and [tex]f(g(x)) = (1 - x^{2} )^3[/tex]
We have to find the value of a.
What is composite function?
Function composition is an operation that takes two functions f and g and produces a function h such that h(x) = g(f(x)).
Now,
[tex]f(x) = (5 - x)^3 and, g(x) = a + x^2,[/tex]
and [tex]f(g(x)) = (1 - x^{2} )^3[/tex]
⇒ [tex]f(g(x)) = f ( a + x^{2} )[/tex]
⇒ [tex]f ( a + x^{2} ) = ( 5 - a - x^{2} )^3[/tex]
And,
[tex]f(g(x)) = (1 - x^{2} )^3[/tex]
[tex]( 5 - a - x^{2} )^3 = ( 1 - x^{2} )^3\\[/tex]
Taking cube root both sides,
[tex]( 5 - a - x^{2} ) = ( 1 - x^{2} )\\ 5 - a - x^{2} = 1 - x^{2} \\a = 4[/tex]
Hence, The value of a = 4.
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Explain why the function is discontinuous at the given number a (select all that apply)
Answer:
b) f(3) is defined, but is not equal to the limit
Step-by-step explanation:
The portion of the function defined by the rational expression is equivalent to x/(x+3), which has a value of 1/2 at x=3. This is the limit of f(x) from the left or right as x approaches 3. However, the function is not defined at that point as 1/2. Rather, it is defined to be f(3)=1.
So, the limits at f(3) exist and are 1/2, but the function is defined as a different value there.
The only applicable statement is the second one.
How would you solve this problem: X + 3 = -x - 5
Answer:
Step-by-step explanation:
x + 3 = -x - 5
2x + 3 = -5
2x = -8
x = -4
Answer: x=-4
Step-by-step explanation: first add x from both sides to turn it into 2x+3=-5. then subtract 3 from both sides for it to turn to 2x=-8. finally divide both sides by to to find x=-4
∠A and \angle B∠B are vertical angles. If m\angle A=(8x-4)^{\circ}∠A=(8x−4) ∘ and m\angle B=(7x+3)^{\circ}∠B=(7x+3) ∘ , then find the measure of \angle B∠B.
Answer:
∠B = 52°.
Step-by-step explanation:
Given: m∠A=(8x-4)° and m∠B=(7x+3)°. ∠A and ∠B are vertical angles.
Since ∠A and ∠B are vertical angles. So, there measure are equal.
[tex]m\angle A=m\angle B[/tex]
[tex](8x-4)^{\circ}=(7x+3)^{\circ}[/tex]
[tex]8x-4=7x+3[/tex]
[tex]8x-7x=4+3[/tex]
[tex]x=7[/tex]
Now,
[tex]m\angle B=(7(7)+3)^{\circ}[/tex]
[tex]m\angle B=(49+3)^{\circ}[/tex]
[tex]m\angle B=52^{\circ}[/tex]
Therefore, the measure of ∠B is 52°.
Simplify 2/4/8 what the awnser
Answer:
2 1/2
Step-by-step explanation:
The amount of paper recycled is directly proportional to the number of trees that recycling saves. If recycling 2,000 pounds of paper saves 17 trees, how many trees are saved when 5,000 pounds of paper are recycled?
Answer:
Set 16/2000 = x/5000 and solve for x. = 40 trees saved.
Step-by-step explanation:
Answer: the answer would be 42.5 but i’m assuming that you would round.
Step-by-step explanation:
2000/ 17 = 5000/ x
cross multiply
85,000 = 2,000x
simplify(divide by 2000)
x= 42.5
Find the range of the relation below, then determine whether the relation is a function.
Answer:
C
Step-by-step explanation:
It is a function because it passes the vertical line test and Xs do not repeat, then count out the Y-values which are the range.
1 Which expressions are equivalent to 2 -36 +- ? Check all that apply 30+ + 1 + 2 + 3 + 4 +5 4 1 +30 5 2 O 2 + 3 + 4 1 275 +-+30
Answer:
20,136
Step-by-step explanation:
Follow My -Tae.Nevacared 7777
whats a explicit function?
Answer:
I hope the above pic will help you :)
what is the vertical line test and how is it used
Answer:
The vertical line test is used to determine if a graph of a relationship is a function or not. if you can draw any vertical line that intersects more than one point on the relationship, then it is not a function.
find the distance between the two points (-4,6) and (3,-7)
Answer:
[tex]( - 4.6) + (3. - 7) = 0.6[/tex]
By the distance formula,
[tex]d = \sqrt{( x_2 - x_1) {}^{2} + (y_2 - y_1 {)}^{2} }[/tex]
Here,
[tex]x_1 = -4[/tex]
[tex]y_1 = 6[/tex]
[tex]x_2 = -7[/tex]
[tex]y_2 = 3[/tex]
Hence,
[tex]d = \sqrt{( {(-7 )+(- 4))}^{2} + {( 3 + 6)}^{2} } [/tex]
[tex]d = \sqrt{ {(-11)}^{2} + {9}^{2} } [/tex]
[tex]d = \sqrt{121+ 81} [/tex]
[tex]d = \sqrt{202} [/tex]
6x – 7 = 8x + 23 con los ejercicios
Use the distributive property to simplify the expression
3(9x -5)
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Answer:
[tex]27x - 15[/tex]
Step-by-step explanation:
When we apply the distributive property, we multiply all the terms inside the parentheses by the term directly outside of it.
So:
[tex]9x \cdot 3 = 27x[/tex]
[tex]-5 \cdot 3 = -15[/tex]
Putting these together, we get [tex]27x-15[/tex].
Hope this helped!
Solve for x: 5x + one third (3x + 6) > 14
Answer:
x > 2
Step-by-step explanation:
5x + 1/3 * (3x + 6) > 14
5x + x + 2 > 14
6x + 2 > 14
6x > 12
x > 2
Answer:
x>2
Step-by-step explanation:
6x+2>14
6x>12
x>2
hope this helped a bit
Solve the equation please I need help
1/3(3x-1)= -1/7-2/7
Answer:
[tex]x = -\frac{2}{21}[/tex]
hope that helped ;w;
are 49 35 32 41 47 composite
Answer:
32 is composite and the rest are not. Hope this helps!
Step-by-step explanation:
What is 2(x - 9) = 10?
Answer:
x=14
Step-by-step explanation:
2 times x = 2x and 2 time 9 is 18 so the equation is 2x-18=10. then you add 18 to both sides and get 2x=28 then simplify to x=14
Answer:
x=14
Step-by-step explanation:
2(x-9)=10
Step one - Simplify both sides
(2)(x)+(2)(-9)=10 (distribute)
2x+-18=10
2x-18=10
Step two - Add 18 to both sides
2x-18+18=10+18
2x=28
Step three - Divide both sides by 2
2x÷2 = 28÷2
x= 14
Answer:
x=14
0.540 into a fraction
Answer:
27/50
Step 1 Remove the decimal and write the given number divided by 1
Step 2 After decimal how many digits are there write that much 0 after 1
Step 3 Then Simplify or reduce the fraction
Someone help me please g(0)=4-(x+3)^2
Answer:
here you go! 36
Step-by-step explanation:
What is the value of x in the equation 32(4x − 2) − 3x = 5 − (x + 2)? Drag the correct value to make the equation true.
Answer:
aqui esta la respuesta espero que te ayude
pls help me solve this!
Answer:
G. $9,200
Step-by-step explanation:
average depreciation = (amount of depreciation)/(number of years)
The amount of depreciation is the difference between the new cost and the current value.
amount of depreciation = $85,600 - $30,400 = $55,200
number of years = 6
average depreciation = (amount of depreciation)/(number of years)
average depreciation = ($55,200)/(6 years)
average depreciation = $9,200/year
Answer: G. $9,200
1
Find the coordinates of the midpoint of the segment with the given
endpoints. C(3, 5) and D(7,5) *
(5,5)
O (10,10)
O (4,5)
O (5,3)
Answer:
Google mid point formula and plug in your variables
Step-by-step explanation:
hope this helps :)
Write the integer that represents the situation.
Hilda spent $65 and now has no money left. She had
before her purchase.
Answer:
what im thinking is $65
Step-by-step explanation:
Need help now please. what is 1/2 to the power of 5
Answer: 1/2 power of 5 aight
1/2+1/2+1/2+1/2+1/2= 2 1/2
Step-by-step explanation:
1/2⁵ = 1/2 × 1/2 × 1/2 × 1/2 × 1/2 × 1/2
1/2⁵ = 1/64