If a car rolled down a 25-meter ramp, continued rolling another 20 meters at the bottom, then reversed and went back to the top of the ramp, what is the car's displacement? What is the car's distance traveled? Explain

I will give brainliest!

Answers

Answer 1
Answer:
Displacement = 0
Distance = 90

Explanation:
Displacement refers to the overall change an object has made in its position. The car is right back where it started, so the answer is 0.

To calculate total distance, add the distance down the ramp to the additional horizontal distance, then multiply it all by 2 because it made the same journey again in reverse.

25 + 20 = 45
45 x 2 = 90 m
Answer 2
Displacement= 0
Distance=90

Related Questions

6+7x5+7-8x9x-1x10+67-100+1

Answers

Answer:

-24

Step-by-step explanation:

736 is the answer just because

OMG PLEASE HELP I NEED TO FINISH THIS

Answers

Answer:Just subtract: 5/6 - 3/8 =11/24

I hope it helps

Answer:

5/6 - 3/8 =11/24

Step-by-step explanation:

So it's pretty simple you just get the subratct from 5/6 - 3/8 =11/24

Hope This Helps Btw i shouldn't get brainleiest cuase the other dude answered first

Which expression is equivalent to −4(b − 8)?

A - −4b + 32
B - −4b − 32
C - 4b + 8
D - −4b − 8

Answers

A, because of distributive property. -4 • b = -4b then -4 • -8 = +32 because a negative multiplied by a negative is a positive. Your final expression would be, -4b+32
A- -4b+32 is the answer

ok so i know 903.6 / 25.1 = 36 but can someone explain how you get the answer pls

Answers

Answer:

You multiply the numbers 903.6 and 25.1 by 10 and then divide them. 903.6* 10 25.1*10= 9036:251= 36

You multiply the number 903.6 and 25.1 by 10 and then divide them . 903.6*10 25.1*10=9036:251=36

Find the circumference of a circle with diameter = 54.2 cm.
Use 3.14 or 22/7 for π Round to the nearest tenth if
necessary.

Answers

Answer:

170.3 cm

Step-by-step explanation:

[tex]C=54.2(22/7) \approx 170.3[/tex]

Short answer is 170.3 cm

pls help look at attached image choose any problem u would like to do this is for my middle school math class again pls help and thanks

Answers

Can you take a picture again I can’t see anything
This is the answer I got for number 2 hope it helps you

The following figure shows a right triangular prism.
Which expression represents the surface area of the prism?
Choose 1 answer:
(Choice A) 2 x 6 + 50 + 30
(Choice B) 6+6+30+40+50
(Choice C) C 12+12+40+30+50
(Choice D) 1/2 x 3 x 4 x 10

pls help!!

Answers

Answer:

Step-by-step explanation:

option D is the correct answer

1/2*3*4*10

HOPE U GOT THE ANSWER

PLS MARK THE BRAINLIST!! (❁´◡`❁)

The answer is choice D

I hope this helps!!

Laura spent $20 for 5 books. Bryan spent $36 for 9 books. If this is a proportional relationship, what is the constant of proportionality between money and books bought?

Answers

Answer:

4 dollars per book

Step-by-step explanation:

For ever book, 4 dollars is added to the total amount

The answer is that each book is 4$. We know this because 5 times 4 is 20 which is true for the problem and 9 times 4 is 36 which is true for the problem

Question down below, answer for 15 points

Answers

Answer: NO they are intersecting.

Step-by-step explanation:

Answer: No.

Step-by-step explanation:

They intersect each other when a line is perpendicular they will never touch.

Will give the brainliest to the first or best answer!

Answers

Answer: The answer is C

Step-by-step explanation:

If you add, multiply, and divide in this equation, then you will find out that the answer is C.

It’s definitely C for sure

A TV show had 3.6 x 10^4 viewers in the first week and 4.1 x 10^4 viewers in the second week. Determine the average number of viewers over the two weeks and write the final answer in scientific notation.

3.85 x 10^4
7.7 x 10^4
3.85 x 10^8
7.7 x 10^8 EXAM, I Need Help ASAP

Answers

Answer:

3.85 x 10 ^4

Step-by-step explanation:

The average number of viewers over the two weeks is 3.85 x 10 ^4

The given parameters are:

 Week 1 = 3.6 x 10 ^4 viewers

 Week 2 = 4.1 x 10 ^4 viewers

The average is calculated as:

 Average = (Week 1 + Week 2)/2

This gives-

 Average = (3.6 x 10 ^4 + 4.1 x 10 ^4)/2

Evaluate the sum:

 Average = (7.7 x 10 ^4)/2

Evaluate the quotient:

 Average = 3.85 x 10 ^4

Answer:

[tex]3.85[/tex] x [tex]10^4[/tex]

Step-by-step explanation:

You have been hired by your neighbor to babysit their children on Friday night. You are paid $8 per hour.



Based on the table, is the pay proportional to the hours worked?


Yes

No

Answers

Answer:

Yes

Step-by-step explanation:

For every hour you will be earning $8.

On the table if you divide the dollars by the hour worked you will receive $8.

Therefore it must be correct

Answer:

Yes

Step-by-step explanation:

Divide the Pay by the Hours Worked to solve how many dollars you are earning per hour.

8/1 = 8 dollar per hour

16/2 = 8 dollars per hour

24/3 = 8 dollars per hour

32/4 = 8 dollars per hour

36/4.5 = 8 dollars per hour

40/5 = 8 dollars per hour

48/6 = 8 dollars per hour

52/6.5 = 8 dollars per hour

WORD PROBLEM WITH SQUARE ROOTS

6) A square wall has a area of 256 square inches. What is the length of one side of the wall?
Show work!

Answers

The length of one side of the wall is 16 inches.

We need to find the square root of what we’re given here. The square root of a number is the number that can be multiplied by itself to receive the resulting number (which is 256 in this case).

√256 = 16 because:

16 • 16 = 256

The length of one side of the wall is 16 inches.

Answer:

16

Step-by-step explanation:

Since the area is 256 square inches and it is a square

Finding the square root would give us the answer as area of square is side*side

So one wall= √256=16

Hope it helps :)

A tennis tournament starts with 117 players. If a player is eliminated after losing three matches, what is the least possible number of matches played when four players are left? Pls explain...ASAP.. If u figure out i will give u brainiest!

Answers

The least possible number of matches when played when 4 players are left it is 37 matches

117 - 1(3n)= 4
117- 3n=4
3n= 117-4
3n=113.
Then divide both sides 113 divided by 3= 37.67, rounded to 37.

Answer:

37

Step-by-step explanation:

Write the following expression in simplest form.

(3 + 16.4a) − (9 + 5.7a)

22.1a + (−12)
1.07a + (−12)
22.1a + (−6)
10.7a + (−6)

Answers

Answer:

10.7a + (−6)

Step-by-step explanation:

Let's simplify step-by-step.

3+16.4a−(9+5.7a)

Distribute the Negative Sign:

=3+16.4a+−1(9+5.7a)

=3+16.4a+(−1)(9)+−1(5.7a)

=3+16.4a+−9+−5.7a

Combine Like Terms:

=3+16.4a+−9+−5.7a

=(16.4a+−5.7a)+(3+−9)

=10.7a+−6

Option D is correct. The expression in its simplest form is: 10.7a - 6.

Let's simplify the given expression:

(3 + 16.4a) − (9 + 5.7a)

Distribute the negative sign to the terms inside the second parentheses:

(3 + 16.4a) − 9 − 5.7a

Combine like terms:

(16.4a - 5.7a) + (3 - 9)

Perform the subtraction and subtraction of coefficients:

(16.4a - 5.7a) + (-6)

Simplify the expression:

(10.7a) - 6

So, the expression in its simplest form is: 10.7a - 6. Option D is correct.

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Evaluate each expression if r = 12, s = -4, and t = -6.
1. rs divided by 16
2. t-r divided by 21
PLEASE HELP

Answers

12x-4= -48 divided by 16 = -3
-48 and -3 that’s the answer

To divide 1.89 ÷ 0.9, we need to change it. Choose the correct problem below to show what the “new” look would be.
18.9 ÷ 0.9
1.89 ÷ 9
189 ÷ 9
18.9 ÷ 9

Answers

D  18.9÷9 is your answer or should be

the correct answer would be the last answer choice! 18.9 ➗ 9

Question
A vitamin C tablet contains 140 of a gram of vitamin C. You take 112 tablets every day. In simplest form, how many grams of vitamin C do you take every day?

Answers

17808 grams of vitamin c taken everyday

dann that's a lot of vitamin c

Answer:

 3/80  of vitamin C everyday

Step-by-step explanation:

Given :A vitamin c tablet contains 1/40 of a gram of vitamin c

To Find : how many many grams of vitamin c do you take everyday

Solution :

A vitamin c tablet contains a gram of vitamin c = 1/40

You take 1 1/2 = 3/2 tablets everyday

1 tablet contain vitamin C = 1/40

contain vitamin C = 1/40 x 3/2

that means you take 3/80 grams a day

What does _ mean in a math equation I'll add a picture of the problem

Answers

Answer:

the _ is supposed to mean the answer ,which you the person who will calculate the answer and write it on the _

Step-by-step explanation:

(4) (14-9)+2=_

14-9=5

so,

(5)+2=_

well, 5+2 is 7

so on the _ you will write 7

Answer: The answer for 4 is 7 and for 6 it's 14 and the slash means to divide

Step-by-step explanation: (14-9)+2 first solve the parentheses then the outside so 14-9 would be 5 and you would 5+2 which then equals 7. then for the second we do the same solve within the parentheses 8+6 equals 14/ 2-1 then we subtract and have 14/1 and anything divided by 1 stays the same which equals 14.

Hope this helps :D

Are the equations m+3=−5 and m=−2 equivalent? Explain.
m=___in the first equation and m=___in the second equation . Therefore, the two equations___equivalent.

Answers

Answer:

The first box is -8 and the second box is -2 and the last box is not equivalent.

Step-by-step explanation:

m + 3 = -5  subtract 3 from both sides

m = -8

First box: -8

Second box: -2

Third Box- Are not

Which of the following lists the numbers in order from least to greatest?

Answers

Answer:6,42

Step-by-step explanation:

thare all 6 so it the anser

Answer:

The answer is D

[tex]\sqrt{34}, 6, 2\pi, \sqrt{42}[/tex]

Step-by-step explanation:

[tex]\sqrt{34} = 5.8\\6 = well....6\\2\pi = 6.28\\\sqrt{42} = 6.48[/tex]

URGENT HELP FOR A LOT OF POINTS

Choose the correct notation five cubed:

Options:

5 × 2

5 × 3

5 × 4

52

53

54

Answers

Answer: It should be notated as 5^3, or 5 with a 3 in the exponent (small number in the top right corner)
5 cubed is 5 to the power of 3 which equals 125. seeing that none of these are options i’d say 5x3, maybe it means that as in 5 x 5 x 5 which would make 125.

Someone help mee please

Answers

Answer:

Step-by-step explanation:

If triangle ABC is translated 2 units up and 2 units right, that means that all the vertices of the triangle are translated by the same units 2 up and 2 right.

The angle sum property of a triangle;

80 + 26 + B = 180

B = 180 - 106

B = 74

So, the answer is 74  degrees.

180-26= 154
154/2=77
The answer is 77 degrees
Hope this helps

Look at the multiplication problem shown below.

328x24

What is the product?

A.
1,968

B.
7,742

C.
7,852

D.
7,872

Answers

Step-by-step explanation:

d or 7,872................

Answer:

d

Step-by-step explanation:

multiply the numbers together and get your answer

HELP PLEASE
Find the distance between the two numbers on a number line. Write your answer as a mixed number.

Answers

Answer: -8 1/4 is the distance
-3 1/2 should be the distance between the two

The following table shows the height of a plant at different ages.

Age (in weeks) 3 7 10

Height (in centimeters) 12 35 60

Is the height of the plant proportional to its age?

Answers

Answer:

no

Step-by-step explanation:

no. it’s random as seen.

You can use the numbers and units more than once.

Answers

Answer:

yes you can use the numbers and units more than once

Step-by-step explanation:

Use the numbers and units from the list to find as many equivalent measurements as you can. For example, you might write “30 minutes is hour.

Yes you can use it more then once

Which expression is equivalent to 4(2.61y − 3.08)?

A - 10.44y + 3.08
B - 10.44y − 3.08
C - 10.44y + 12.32
D - 10.44y − 12.32

Answers

Answer: B

I am like 99% sure this is correct if not let me know

The equivalent expression is indeed 10.44y - 12.32 (option d).

let's break down the process of distributing the 4 to both terms inside the parentheses step by step:

Given expression: 4(2.61y - 3.08)

Distribute the 4 to both terms inside the parentheses:

4 * 2.61y - 4 * 3.08

Multiply 4 by 2.61y:

10.44y

Multiply 4 by 3.08:

-12.32

Now, putting it all together, the distributed expression becomes:

10.44y - 12.32

Therefore, after distributing the 4 to both terms inside the parentheses, the equivalent expression is indeed 10.44y - 12.32. This matches option D - "10.44y - 12.32".

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A red dump truck and a blue dump truck haul dirt to a construction site. The red dump truck hauls 6.5 tons of dirt to a building site. A blue dump truck holds two-thirds the amount the red dump truck holds. The red dump truck dumps 2 full loads of dirt and the blue dump truck dumps 3 full loads of dirt at the construction site.

How many tons of dirt did the two dump trucks deliver to the construction site?

Answers

Answer:13.0

Step-by-step explanation:

...

Answer:

13.0

Step-by-step explanation:

it just is.  . _ .

           

Which expression is equivalent to −3(b − 7)?

−3b − 21
−3b + 21
−3b − 7
3b + 7

Answers

-3b+21 would be the right answer cause - x - = +

The expression which is equivalent to -3(b - 7) is -3b + 21. Hence, option B is correct.

What is an expression?

Mathematical actions are called expressions if they have at least two terms that are related by an operator and include either numbers, variables, or both. Adding, subtraction, multiplying, and division are all reflection coefficient operations. A mathematical operation such as reduction, addition, multiplication, or division is used to integrate terms into an expression.

As per the given information in the question,

The given expression is,

-3(b - 7)

⇒ -3b -(-3)(7)

= -3b + 21

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