A car traveled a certain distance at 20 miles per hour. The car then traveled
twice the original distance at 40 miles per hour. If the entire trip lasted four
hours, what was the total number of miles driven?

Answers

Answer 1

Answer:

80 I'm pretty sure

Step-by-step explanation:


Related Questions

Quadrilateral ABCD has the following vertics:A( -3,0) B (7,2) C (1,-4) D (-9,-6) is Quadrilateral A B C D a parallelgram, and why?

Answers

Answer:

in my opinion I think it parallelogram because it has four sides which are A,B,C,D

Midpoint question:):)

Answers

Answer: it’s 20

Step-by-step explanation: QR= 6, RS= 6, ST= 8 because 14-6=8

Answer:

The answer is 20

Step-by-step explanation:

If R is in the middle of s and q and it equals 6, then you just have to multiply it by 2. You will get 12 for QS. Now to find the whole thing, subtract 6 from 14 to get 8 and add 8 to 12 to get 20.

20 is your answer.

Please help this question is confusing

Answers

12, 15, 18

Step-by-step explanation:

The sign means equal to or greater than.

Janet deducted $5 on Monday and another $6 dollars on Tuesday from her savings account. Write an expression that represents the change in her account balance after the deductions. How much money did Janet deduct?

Answers

Answer:

30

Step-by-step explanation:

5x6=30 so the change was that she deducted money in her account balance.

Please answer this correctly without making mistakes

Answers

Answer:

hmm i am not sure sorry XD

Step-by-step explanation:

Answer:

9546 yards

Step-by-step explanation:

.What is the correct expanded form for the number 84.76?​

Answers

Answer:

this is the awnser: 80 + 4 + 0.7 + 0.06

Answer:

23,958 =

 20,000  

+ 3,000  

+ 900  

+ 50  

+ 8  

Expanded Factors Form:

   23,958 =

 2 × 10,000  

+ 3 × 1,000  

+ 9 × 100  

+ 5 × 10  

+ 8 × 1  

Expanded Exponential Form:

 23,958 =

2 × 104

+ 3 × 103

+ 9 × 102

+ 5 × 101

+ 8 × 100

Step-by-step explanation:

Find the 15th term of the arithmetic sequence whose common difference is d=6 and whose first term is a, = 2.

Answers

Answer:

86

Step-by-step explanation:

The formula for finding nth term in an arithmetic progression is a+(n-1)d

a= first term

d= common difference

n= the term that you are looking for.

So substitute the values to the formula

4 12 36 108 324 what is the term to term rule in this sequence

Answers

Answer:

Each term is 3 times bigger than the last.

Step-by-step explanation:

[tex]4\times3=12\\12\times3=36\\36\times3=108\\108\times3=324[/tex]

4+4x2=12
12+12x2=36
324+324x2=972
4x3=12
12x3=36
....
324x3=972

The amount of flour that the bakery used this month was a 50% increase relative to last month.

Answers

Answer:

your question doesn't make any sense

Step-by-step explanation:

Answer:

uh what?

Step-by-step explanation:

6 +5x = 46
Solve question with working out

Answers

Answer:

x=8 hope this helps!!!!

Step-by-step explanation:

Answer:

x= 8

Step-by-step explanation:

6+5x=46

5x= 46-6

5x=40

x=8

5) You can buy 3 apples at the Quick Market for $1.26. You can buy 5 of the
same apples at Stop and Save for $1.05. Which place is the better buy?

Answers

Answer:

The 3 Apples at the Quick Market is the better choice.

Step-by-step explanation:

3x1.26 is 3.78 and 5x1.05 is 5.25.

LOROWANIE Solve the system using elimination. 3x + 10y = -4 2x + 2y = 2 ([?], [ ]​

Answers

Answer:

x+y=10

x+y=10-3

x+y=7

xy²=7

answer 7

hope that helps

Step-by-step explanation:

Brainliest?

pls help!! i need a answer quick :)) thank you 13 pts

Answers

Corresponding I believe. Angle 2 is an exterior angle, while angle 4 is an interior angle, so that eliminates options A, C and D

what is 1/100 as a decimal​

Answers

Answer:

0.01

Step-by-step explanation:

There is 2 zeros in 100 so:

0.01

Work out the perimeter of the shaded shape.
7m
6m
16m​

Answers

Answer:

no

Step-by-step explanation:

your beatiful just the way you are

dont change anything about yourself

2. Are there any numbers that have an absolute
value of -5? Justify your answer.

Answers

Answer:

No

Step-by-step explanation:

Absolute values are always positive

If helpful pls give 5 star, brainliest, and thanks!

what is the area of the figure below?

Answers

Answer:

does it give you multiple choice questions??

Answer:

Step-by-step explanation:

A triangle has vertices at (1, 1), (1, 4), and (-3. 4).
What are the coordinates of the orthocenter?

Answers

Answer:

D, (1,4)

Step-by-step explanation:

This is the correct answer :)

1) If f(x) = 7X-5, what is f(4)?

Answers

Answer:

f(4)=23

Step-by-step explanation:

f(4)=7(4)-5

   =28-5

   =23

Mini read a book at a constant rate. The graph of her progress is shown. Which statement is true?


A. The slope of the line is different from the unit rate of 2/3 page per minute.

B. The slope of the line is different from the unit rate of 1/2 page per minute

C. The slope of the line is the same as the unit rate of 2/3 page per minute.

D. The slope of the line is the same as the unit rate of 1/2 page per minute

Answers

Answer:

C

Step-by-step explanation:

C .......................

Given the quadratic function f(x) = 2x²- 6x + 7
i Find the vertex of f(x).​

Answers

Answer:

(3/2, 5/2)

Step-by-step explanation:

The x value for the vertex of a parabola in the form y=ax^2+bx+c is -b/2a. The x value is then plugged into the function to find the y value.

PLEASE HELP .........
A cylinder has a 21.02 in. diameter. The linear speed of a point on the​ cylinder's surface is 18.12 ​ft/sec. What is the angular speed of the​ cylinder, in revolutions per​ hour?

Answers

Answer:

11860.22 rev/hour

Step-by-step explanation:

The diameter if a cylinder, d = 21.02 inches

Radius, r = 10.51  inches

or

r = 0.875 feet

The linear speed of a point on the cylinder's surface is 18.12 ft/sec.

We need to find the angular speed of the cylinder.

The relation between the linear speed and the angular speed is given by :

[tex]v=r\omega[/tex]

Where

[tex]\omega[/tex] is angular speed

[tex]\omega=\dfrac{v}{r}\\\\\omega=\dfrac{18.12}{0.875}\\\\\omega=20.7\ rad/s[/tex]

or

[tex]\omega=11860.22\ rev/hour[/tex]

So, the required angular speed of the cylinder is 11860.22 rev/hour.

help me please im stuck​

Answers

i’m pretty sure it’s b
I think it’s” b”because that makes more sense

A right circular cone has a height of 10 centimeters and a base of 9cm. What is the volume of the cone

Answers

Answer:

19cm

Step-by-step explanation:

The volume of the give cone is 21.40 cm³

What is a cone?

A cone is a shape formed by using a set of line segments  or the lines which connects a common point, called the apex or vertex, to all the points of a circular base(which does not contain the apex). The distance from the vertex of the cone to the base is the height of the cone.

Given that, A right circular cone has a height of 10 centimetres and a base of 9 cm.

The circumference of the base is 9 cm

Therefore, 2πr = 9

r = 9/3.14×2

r = 1.43 cm

Volume of a cone = πr²h/3

V = 3.14(1.43)²10/3

V = 21.40 cm³

Hence, The volume of the give cone is 21.40 cm³

For more references on cones, click;

https://brainly.com/question/16394302

#SPJ2

tom went to a shop where there was a 20% off sale taking place
The shirt he wanted was originally 20$
How much money does he save in the sale?

Answers

Find 20 percent of $20 by multiplying 0.20 x20

You get $4. That’s what he saved.

Plz I will give brainliest

Answers

Answer:

20/21

Step-by-step explanation:

20/21
which is d :)
5/7 divided by 3/4 = 20/21
5/7 times 4/3 = 20/21

f(x) = (x+3)(2x²+5)
Find the derivative

Answers

Answer:

f'(x) = 6x² + 12x + 5

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

BracketsParenthesisExponentsMultiplicationDivisionAdditionSubtractionLeft to Right

Distributive Property

Algebra I

Terms/Coefficients/Degrees

Calculus

Derivatives

Derivative Notation

Derivative of a constant is 0

Basic Power Rule:

f(x) = cxⁿf’(x) = c·nxⁿ⁻¹

Product Rule: [tex]\displaystyle \frac{d}{dx} [f(x)g(x)]=f'(x)g(x) + g'(x)f(x)[/tex]

Step-by-step explanation:

Step 1: Define

f(x) = (x + 3)(2x² + 5)

Step 2: Differentiate

Product Rule [Basic Power Rule]:                                                                 f'(x) = (1 · x¹⁻¹ + 0)(2x² + 5) + (x + 3)(2 · 2x²⁻¹ + 0)[Derivative] Simplify:                                                                                       f'(x) = (1)(2x² + 5) + (x + 3)(4x)[Derivative] Multiply:                                                                                       f'(x) = 2x² + 5 + (x + 3)(4x)[Derivative] Distribute:                                                                                     f'(x) = 2x² + 5 + 4x² + 12x[Derivative] Combine like terms:                                                                   f'(x) = 6x² + 12x + 5

Karen makes $10 per hour babysitting and $24 per hour giving music lessons. One weekend, she worked a total of 15 hours and made $276
How many hours did she spend on each job?

Answers

Answer:

16 hours i think or 8 rip

Step-by-step explanation:

10 + 24 divided by 276

HELP FAST

Write an expression to represent the perimeter of the figure



Answers

Answer:

13x+2

Step-by-step explanation:

I used the addition

Answer:

answer is a

Step-by-step explanation:

hope this helps:)

What is the volume of the box? Use unit cubes. Click the unit cube button below.

Answers

Answer:

72ft^3

Step-by-step explanation:

if you put the 6 by 3 unit cubes thing you will fill in the box with 4 of them do 18 X 4 = 72

Answer:18^3

Step-by-step explanation:

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