GIVING BRAINLIEST + STARS


I know A to B is 20m/s but what is C to D?

GIVING BRAINLIEST + STARS I Know A To B Is 20m/s But What Is C To D?

Answers

Answer 1

Answer:

See below ↓↓

Step-by-step explanation:

A to B

Avg. speed = Distance covered / Time takenAvg. speed = 200 m / 10 sAvg. speed = 20 m/s

C to D

Avg. speed = Distance covered / Time takenAvg. speed = (500 - 200) m / (60 - 30) sAvg. speed = 300 m / 30 sAvg. speed = 10 m/s

Related Questions

What is answer of D rounded to the nearest tenth

Answers

In triangle EFG,
4^2+3^2=EG^2 (pyth. Theorem)
16+9=EG^2
25=EG^2
5=EG//

In triangle EGC,
EG^2+GC^2=EC^2 (pyth. Theorem)
5^2+2^2=EC^2
25+4=EC^2
29=EC^2
5.4=EC (cor. to nearest tenth)//

pls answer i need to answer it in 10-15 mins plsss

Answers

The sum of two odd numbers is an even number

Answer:

The sum of two even numbers is an even number

Step-by-step explanation:

Hey there!

As you can see in the table, all the even numbers when added up are equal to an even number

This make the statement "The sum of two even numbers is an even number" true

Acme Movers charges ​$45 plus ​$40 per hour to move household goods across town.​ Hank's Movers charges ​$55 per hour. For what lengths of time does it cost less to hire​ Hank's Movers?

Answers

The time when Hank's Movers will cost less is the point when the total charges is both Movers are Equal, the time is at 3 hours

Word Problem

Given Data

Acme Movers charges ​$45Plus ​$40 per hour Hank's Movers charges ​$55 per hourLet x be the time taken

For Acme, the expression for the total charges is

Total = 45+40x ----------1

For Hank, the expression for the total charges is

Total = 55x ----------------2

Equating both expressions we have

45+40x = 55x

collect like terms

45 = 55x-40x

45 = 15x

divide both sides by 15

x = 45/15

x = 3 hours

Learn more about algebra here:

https://brainly.com/question/22399890

50+50+100+80+50+50+
50+20+50+60+100+40+
25+60+100+25+50+50+
20+40+40+60+100+100+
100+50+200+80+50+50
+40+25+50+50+50+50+
20+25+125+150+0.04=

Answers

Answer:

2485.04

Step-by-step explanation:

Count the number of 20s in the given expression: 3

⇒ 3 × 20 = 60

Count the number of 25s in the given expression: 4

⇒ 4 × 25 = 100

Count the number of 40s in the given expression: 4

⇒ 4 × 40 = 160

Count the number of 50s in the given expression: 15

⇒ 15 × 50 = 750

Count the number of 60s in the given expression: 3

⇒ 3 × 60 = 180

Count the number of 80s in the given expression: 2

⇒ 2 × 80 = 160

Count the number of 100s in the given expression: 6

⇒ 6 × 100 = 600

Finally, there is one each of 125, 150, 200 and 0.04

To find the total, sum the numbers:

Total = 60 + 100 + 160 + 750 + 180 + 160 + 600 + 125 + 150 + 200 + 0.04

        = 2485.04

Answer:

2485.04

Step-by-step explanation:

I just used a caculcalculator

Write the equation of the line with a slope of 6 and pass-through (-2,-4)

Answers

Answer:

y=6x+8

Step-by-step explanation:

y=mx+b

-4=6(-2)+b

-4=-12+b

8=b

Find csc theta if sin theta = 4/5

Answers

Answer:

5/4

Step-by-step explanation:

csc theta is essentially 1/sintheta

so you can say that csc theta is 5/4.

another way to do this is to draw the right triangle and find the values of all the sides. this way you'll be able to find all the trig values of the triangle.

post a comment if you want any further guidance or help.

Enter the solution (x, y) to the system of equations shown.


y=4x−3
y=−x−13

Answers

Answer:

x=-2

y=-11

Step-by-step explanation:

4x-3=-x-13

5x-3=-13

5x=-10

x=-2

y=4(-2)-3

y=-11

2) Which situation ONLY describes a purchase made with a credit card?
A) Natalie purchased a new computer with her card. The money came straight out of her checking account
B) Jackie loves using her card to make purchases because it is convenient to use, and she doesn't have to carry cash
David paid for dinner with his card. Each time he uses this card his checking account decreases by the purchase amount
D) Maggie took her mother to the movies and paid for it with her card. This charge appeared on a bill she received two weeks later,

Answers

Answer:

D is the correct answer. This charged appeared on a bill

In a new video game, Franky had -16 1/2 points. He was able to earn 3/4 of the points he lost back. How many points did he have?

Answers

Answer:

slightly confused on the wording if he got back 3/4 from 16.5 then he earned back 12.375 points

if -16.5 is the 1/4 he didnt get back then he had 66 points

Step-by-step explanation:

help i dont know how to do this and i forgot the study guide

Answers

Answer:

number 1 is a

Step-by-step explanation:

I don’t know the rest tho but good luck

Can you help me solve this

Answers

Answer:

27 miles

Step-by-step explanation:

27 miles is your answer

How many feet are represented by a 4 inch line if it is drawn to a scale of 1/2 inch equals 1 foot

Answers

Answer:

8 feet are represented by a 4-inch line.

Step-by-step explanation:

Scale:

1/2 (0.5) in. = 1ft

1/2x = 1

x = 2

4x in. = ? ft

4(2) in = ? ft

4 x 2 = 8

8 feet are represented by a 4-inch line.

hope this helps!! p.s. i really need brainliest :)

write 156/51 as a mixed number in simplest terms

A) 3 1/17
B) 3 3/51
C) 3 2/51
D) 3 1/27

Answers

Answer:

B option is the answer, hope this helps!!

B is the correct answer

want 75 total points? for 75 total you could also answer this other optional thing if you want
either way would appreciate some help with this question and/or this other one
https://brainly.com/question/27237838

Answers

We have to factorise?

Let's see

#1

-10a²c+20ac-5ac³-5ac³-10a²c+20ac

Take -5ac common

-5ac(c²+2a-4)

#2

10c³d-8cd²+2cd2cd(5c²-4d+1)

Done!

Answer:

Question d

[tex]\sf -10a^2c+20ac-5ac^3[/tex]

Factor out common term -5:

[tex]\sf \implies -5(2a^2c-4ac+ac^3)[/tex]

Factor our common term a:

[tex]\sf \implies -5a(2ac-4c+c^3)[/tex]

Factor out common term c:

[tex]\sf \implies -5ac(2a-4+c^2)[/tex]

Question f

[tex]\sf 10c^3d-8cd^2+2cd[/tex]

Factor out common term 2:

[tex]\sf \implies 2(5c^3d-4cd^2+cd)[/tex]

Factor out common term c:

[tex]\sf \implies 2c(5c^2d-4d^2+d)[/tex]

Factor out common term d:

[tex]\sf \implies 2cd(5c^2-4d+1)[/tex]

5
Type the correct answer in the box. Use numerals instead of words.
New York City has a population of approximately 8.8 million people with a population density of approximately 29,300 people per square mi
What is the approximate area of New York City to the nearest square mile?
The area of New York City is approximately
square miles.

Answers

Answer:

300

Step-by-step explanation:

Which of the following is a polynomial function in standard form with zeros at 0, 2, and 4? f(x) = x(x + 2)(x + 4) f(x) = x(x – 2)(x – 4) f(x) = x3 – 6x2 + 8x f(x) = x3 + 6x2 + 8x

Answers

Answer:

f(x) = x^3 - 6x^2+8x

Step-by-step explanation:

Remember while you are studying polynomial functions that zeros are just the solutions (and are the x-intercepts on the graph).

The question said the zeros were 0, 2 and 4, so if you were solving the equation you would get:

x=0 and x=2 and x=4

Just "undo" that last step of solving and you get:

x = 0 and

x - 4 = 0 and

x - 2 = 0

These are the factors of the function and they do look just like the second option of answers on your question. But that is in factored form and they asked you for standard form.

so f(x)=x(x-2)(x-4) is almost there, but you need to multiply all the factors back together.

(x - 2)(x - 4)

use FOIL or distributive property or area model(box) method to multiply and get

x^2 - 6x + 8

Then multiply in the x using distributive property.

f(x) = x(x^2-6x+8)

f(x) = x^3 - 6x^2 + 8x

That's the final answer (the third choice of answers on your post.) I think of this as a "working backwards" problem because you start with solutions (zeros means solutions!) and work backwards to find factors, then the function.

Which of the following tables represent linear relationships?

Answers

Answer:

Table 2 and 3

Step-by-step explanation:

A linear relationship should show a straight line, showing that it's linear.

*View the attached graphs*

Hope this helps!

Find the volume of the prism. An oblique rectangular prism with length of 4 meters and width 7 meters. The height of the prism is 8 and one-half meters.

Answers

[tex]\sf\large\underline{\star Given:-}[/tex]

[tex]\rightarrow[/tex] Length of rectangular prism = [tex]\sf\red{4m}[/tex]

[tex]\rightarrow[/tex] Width of rectangular prism = [tex]\sf\red{7m}[/tex]

[tex]\rightarrow[/tex] Height of rectangular prism = [tex]\sf\red{8.5m}[/tex]

[tex]\sf\large\underline{\star To \: Find:-}[/tex]

Volume of given Rectangular Prism.

[tex]\sf\large\underline{\star Solution:-}[/tex]

[tex]\rightarrow[/tex] We can find the volume of given rectangular prism by using the formula:

[tex]\sf\blue{Length × Width ×Height}[/tex]

So, let's begin:

[tex]\rightarrow[/tex] Volume of rectangular prism = [tex]\sf{Length × Width ×Height}[/tex](putting the value of length, width and height from the above given)

[tex]\rightarrow[/tex][tex]\sf{=\:4× 7 ×8.5}[/tex]

[tex]\rightarrow[/tex][tex]\sf{=\:28×8.5}[/tex]

[tex]\rightarrow[/tex][tex]\sf{=\:238m^3}[/tex]

Therefore, volume of the given rectangular prism = [tex]\sf\purple{238m^3.}[/tex]

______________________________

Hope it helps you:)

if 8 pieces is 180 calories how many calories would one piece be?

Answers

Answer:

22.5

Step-by-step explanation:

8 pieces is 180 calories to find the calorie of one piece :

180/8 to get 22.5

Keith wants to give 1/2 an apple to each of his 6 friends. How many apples does he need?

Answers

Answer:

12 apples is the answer because 1/2 divided by 6 is 12

Step-by-step explanation:

Use compatible numbers to estimate the quotient of 3,780 divided by 90. What will compatible numbers did you use? Will your estimate be an underestimate or overestimate? Explain why.

Answers

Answer:

3780/90

what number close to 37 is divisible by 9 ? 36 !!

3600/90=40 or 3690/90=41

3780/90=42

this an underestimate because the compatible numbers 3600 and 3690 are less than 3780

yall be safe

Our estimate is 38. This estimate is an overestimate because we rounded up both numbers, so we expect the actual quotient to be slightly smaller than our estimate.

What is compatible number?

Compatible numbers are numbers that are simple to mentally work with and can be used to estimate or simplify a more complex calculation.

When performing addition, subtraction, multiplication, or division, for example, it is often helpful to choose numbers that are easy to manipulate in your head or by hand, such as multiples of 10, 100, or 1000.

To estimate the quotient of 3,780 divided by 90 using compatible numbers, we can round 3,780 to 3,800 (which is divisible by 100) and round 90 to 100. Then, we have:

3,800 ÷ 100 = 38

Thus, the estimate is 38. This estimate is an overestimation because we rounded both numbers, so we anticipate that the actual quotient will be slightly lower than our estimate.

For more details regarding Compatible numbers, visit:

https://brainly.com/question/926291

#SPJ2

Match the verbal expression (term) with its algebraic expression (definition).

Match Term Definition
Some number increased by two A) a ÷ 2
A variable decreased by two B) y2
Product of an unknown value and two C) 2z
Quotient of some number and two D) x − 2
An unknown value squared E) b + 2

Answers

Answer:

some number increased by two: (E) b+2

A variable decreased by two: (D) x-2

Product of an unknown value and two (C) 2z

Quotient: (A) a / 2

An unknown value squared: (B) y2

3⁄4 of 2⁄3 =? givin brainliest

Answers

Answer:

1/2

Step-by-step explanation:

3/4 of 2/3 = 3/4 × 2/3 = 6/12 = 1/2

please answer correctly :)

Answers

that is a supplementary angle.

8x+2+34=180
8x+36=180
8x=144
x=18

Kai randomly surveys eighth graders at his school and learns that 7 of 35 respondents own a video gaming system. Based on these data, how many of the 150 eighth-grade students in Kai's school would be expected to own a video gaming system? A 15 students B 25 students C 30 students D 50 students​

Answers

The correct answer for this question is 30 students

Sure hope this helps you :)

Please help me

10 points

Answers

Answer:

I think that the answer is 56

What is the value of w?

Answers

Answer:

amgle sut is equal to angle suv bcz of sas criteria . so 10+w = 3w

on solving we get w= 5

I keep coming up with different answers please help me?

Answers

The answer is 1,600.

Answer:

the answer is 1600

A restaurant has a soup-and-salad lunch with the choices listed in the table below. A soup and a salad are selected at random.

What is the probability that tomato soup and a garden salad are selected?


A 1/6


B 1/5


C 1/3


D 5/6

Answers

Answer:

I think it is B) 1/5, but I am not sure.

A student performed the following steps to find the solution to the question x^2 - 2x - 15 = 0. Where did the student go wrong?

Step 1: Factor the polynomial into (x + 3) and (x - 5)
Step 2: x + 3 = 0 and x - 5 = 0
Step 3: x = 3 and x = -5

A. In step 2

B. The student did not make any mistakes, the solution is correct

C. In step 1

D. In step 3

Answers

Answer:

D  In step 3

Step-by-step explanation:

Given polynomial:  x² - 2x - 15 = 0

Step 1:  factor the polynomial ⇒ (x + 3)(x - 5) = 0

Step 2:  x + 3 = 0  and  x - 5 = 0

Step 3:  x = -3  and x = 5

x - 5 = 0

Add 5 to both sides:

⇒ x - 5 + 5 = 0 + 5

⇒ x = 5

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