Three books cost $18.75. How much would 8 books cost?

Answers

Answer 1

Answer:

$50

Step-by-step explanation:

Create a proportion where x is the cost of 8 books:

[tex]\frac{3}{18.75}[/tex] = [tex]\frac{8}{x}[/tex]

Cross multiply and solve for x:

3x = 150

x = 50

So, 8 books would cost $50

Answer 2

Answer: $50

Step-by-step explanation:

$18.75 divided by 3 = $6.25

$6.25 times 8 = $50

Hope this helps!!


Related Questions

a adult giraffe that is 18 ft tall casts a shadow that is 9ft tall. find the length of the shadow that is casts by a 4ft baby elephant. plz help i will give brainliest

Answers

Answer:

The answer is 2ft.

Step-by-step explanation:

The giraffes shadow is half the size of the actual giraffe. Therefore the elephants shadow would only be have of the elephants size, 4/2 = 2.

the ratio of teachers to students is 1 to 7. if there are 5 teachers, how many students are there?

Answers

there are 35 students..

Which equation represents the height of the purple part of the wall?
о В.
A. 2 x 8 7 2 = 6 3 ft
B. 9x8* = 6 ft
ocx 10 = 6 ft
D. x 104 = 7ft

Answers

Answer:

ax + by = c

Step-by-step explanation:

Can someone help im not good with ratios.

Answers

Answer:

4:1

Step-by-step explanation:

60/15 simplified 4/1

What is the median for the set of data?
6, 7, 10,12,12,13

Answers

Sorry but I need more information

-X + 3= -2


What ís the solution to this equation?

Answers

Answer:

-x = -2 - 3

Step-by-step explanation:

-x = -2 - 3

-x = -5 then make it positive

x = 5

-x+3=-2
-x=-5
x=5
the solution is 5

which expression is equivalent to 8(3z)​

Answers

Answer: 1, 2,4

Step-by-step explanation:

Word counts The lengths (in words) of seven articles from the New York post

Answers

Answer:

average article length 622 word

children are the future of the country why

Answers

Answer:

Children are considered future builders of nation beacause the future of every country depends on the future of children who will be adults in future. They may be doctors, engineers, scientist, teachers, politicians etc and have to shoulder all kinds of responsibilities. They will have to take the country in the track of progress and prosperity.

Answer:

Because they are the youth!

Explanation:

We can't have our elders live forever. We need 'heirs' to carry on our legacy!

Raul crosses Main Street when he walks home from school. The graph of the function d(t)=4|t-0.75) shows Raul's distance, in miles, from Main Street after thours. The domain of the function is 0 <= x <= 1.5 The graph shows his entire trip

Answers

Answer: does someone have it cause I’m stuck to

Step-by-step explanation:

A school laser printer prints 72 pages in 6 minutes. Alanna's home
printer prints twice as many pages in twice as many minutes. Alanna says her
printer's rate in pages per minute is two times the rate of the school printer.
Do you agree or disagree? Explain.
Do you agree or disagree? ->
Explain:

Answers

Answer:

Agree

Step-by-step explanation:

If it prints twice as many pages per minute, it would be 12 minutes with 144 pages. And her pages per minute is twice the rate of the school printer. I am not sure, please correct me if I am wrong.

Which of these operations is not closed for polynomials?

A. Subtraction

B. Addition

C. Division

Answers

Its division because polynomials is only with adding and subtracting

Long division 5th grade I’m sorry if I’m asking a lot but I’m really new to this

Answers

Answer:

95.2

Step-by-step explanation:

Answer:

95.2

Step-by-step explanation:

476÷5=95.2

[tex]\sqrt[5]{476} }[/tex]

9x5=45

47-45=2

bring down the 6

26

5x5=25

26-25=1

Since the one is excess the answer is 95 and 1/5

but 1 divided by 5 equals .2

so the answer would b 95.2

The dimensions of a rectangular piece of construction paper are 11.5 inches and 18 inches. Maggie folded the piece of paper along its diagonal.

Which measurement is closest to the length of the diagonal in inches?


7.6 in

13.8 in.

21.4 in

29.5 in.​

Answers

C

Use the formula of the Pythagorean theorem. a^2 + b^2 = c^2

a = 11.5
b = 18

11.5^2 + 18^2 = 456.25^2
Sqrt(456.25) to find c

c=21.36 in.

The dimensions of a rectangular piece of construction paper are 11.5 inches and 18 inches. Therefore, the length of the diagonal in inches is 21.36.

What is Pythagoras' Theorem?

If ABC is a triangle with AC as the hypotenuse and angle B with 90 degrees then we have:

|AC|^2 = |AB|^2 + |BC|^2    

where |AB| = length of line segment AB. (AB and BC are rest of the two sides of that triangle ABC, AC being the hypotenuse).

The dimensions of a rectangular piece of construction paper are 11.5 inches and 18 inches.

Maggie folded the piece of paper along its diagonal.

Use the formula of the Pythagorean theorem.

[tex]a^2 + b^2 = c^2[/tex]

We have

a = 11.5

b = 18

[tex]= 11.5^2 + 18^2\\ \\= 456.25^2[/tex]

[tex]c = \sqrt{(456.25)}\\\\c = 21.36[/tex]

Hence, the length of the diagonal in inches is 21.36.

Learn more about Pythagoras' theorem here:

https://brainly.com/question/12105522

#SPJ2

3/4(12a+8)=34.8 someone please help me solve this

Answers

A = 3.2
Isolate the variable by dividing each side by factors that don't contain the variable.

Step-by-step explanation:

3(12a+8)=34.8×4

12a+8=46.4

a=4.5333

plz make me brainliest

A certain animal gets food from another animal without killing it. Identify the type of organism.
(A) Saprophyte
(B) Carnivore
(C) Parasite
(D) Autotroph

Answers

Answer:

The correct answer is C. Parasite.

Step-by-step explanation:

Parasitism describes the phenomenon within the animal and plant world that an organism or virus (parasite) misuses a usually considerably larger organism of a different species as a host. The host serves the parasite for food supply (mostly in the form of blood or other body secretions) and in some cases also as a long-term habitat. The host's health is damaged by the parasite, but usually remains alive. The consequences of parasitic infestation range from sting or bite injuries from massive physical complaints to serious infectious diseases and even death in extreme cases. The best known and most widespread human parasites are human lice, mosquitoes and various types of ticks and worms.

13+t/17
A 13+t=17
B 13t+17

Find the value of t that makes the equation true.
t=

Answers

Answer:

the value of t that makes the equation true is 7x

QUESTION 1: Is the following equation proportional? How do you know? y=3x-4


QUESTION 2: Is the following equation proportional? how do you know? y=7x

Answers

Answer:

1: Yes because it is in the form y=mx+b

2: Yes because it is in the form y=kx

Step-by-step explanation:

I do this kind of stuff for math

Which of the following is a polynomial?
A.
(x - 2)
(x++3)
B. +2
х

c. x2-1
D. x + x4 + 16

Answers

Answer:

x++3 is even equal sides

Step-by-step explanation:

Carlos brought 16 packs of cola to a party, and each pack had 8 cans. Heather brought 9 cans of juice. How many cans did they bring in all?

Answers

Well, If there is 16 packs and 8 in each pack then you multiply 16 and 8 which is 128, then add the extra 9 cans of juice and the answer is 137. Have a good rest of your day/night!!

what times 4/5 equals 3/10

Answers

Answer:

3/8

Step-by-step explanation:

make equation

x*4/5=3/10

simplify

4/5x=3/10

multiply both sides by 5/4

your answer is 3/8

Stephano has a coupon for 20% off an item that normally costs $30. If he uses the coupon, how much will he pay?

Answers

Answer:

$24

Step-by-step explanation:

The coupon is 20% off so he will pay 80% of the item so,

30*.8=24

or

30*.2=6 <--- $6 is how much the coupon will take off

30-6=24

Answer:

He'll pay $24.00

What is -4(5 + (-2))

Answers

Answer:

-12

Step-by-step explanation:

5 + -2 = 3

-4 x 3 = -12

Answer:-12

Step-by-step explanation:

Solve:
3 + 2 + 52 × 6 − 3 =

(3 + 2) + 52 × (6 − 3) =

Answers

Answer:

314 and 161

just use bidmas

1. 3 + 2 + 52 * 6 - 3. *****For both of these questions, we will use BEDMAS = Brackets, Exponents, Division, Multiplication, Addition, Subtraction

3 + 2 + 52 * 6 - 3
= 3 + 2 + 312 - 3
= 314

So, the answer to this question is: 314.

2. (3 + 2) + 52 * (6 - 3)
= 5 + 52 * 3
= 5 + 156
= 161

So, in conclusion, the answer to this problem is: 161.

One-step multiplication & division equations: fractions & decimals
Solve the equation
= 4.5

Answers

Answer:

[tex]i[/tex] = 13.5

Step-by-step explanation:

Explanation:-

Given that the equation

          [tex]\frac{i}{3} = 4.5[/tex]

cross multiplication, we get

         [tex]i[/tex] = 4.5 × 3

       [tex]i[/tex] = 13.5

estimate the product by rounding each number to its greatest place value of 2342.7 times 784.3​

Answers

Answer:

The answer is 1,837,379.61 but if you round, it's 2,000,000,.00.Hope this helps!

6x1/5 in simplest form it’s for my cousin

Answers

Answer:

6/5 or 1 1/5

Step-by-step explanation:

Answer:

6/5

Step-by-step explanation:

6*1/5 = 6/5 is the answer

Find the circumference and the area of a circle with diameter 3 ft. Use the value 3.14 for pi, and do not round your answers. Be sure to include the correct units in your answers. ​

Answers

Answer:

I love algebra anyways

The ans is in the picture with the  steps how i got it

(hope this helps can i plz have brainlist :D hehe)

Step-by-step explanation:

number of
teaspoons
number of
tablespoons
number of
cups
2
36
12
48
3
3

Answers

Answer: 2 each

Step-by-step explanation:

A bus traveling from Memphis to Nashville has an average speed of 53 mph. How long will the trip take in hours if the distance between the two cities is 220 miles? ( HOW DID YOU GET YOUR ANSWER PLEASE SHOW YOUR WORK, DO NOT BOTHER ANSWERING IF YOU DO NOT SHOW WORK AND TELL ME HOW YOU GOT YOUR ANSWER!!)
A. 48.14
B. 22.36
C. 192
D. 4.15
E. .50
F. 0
G. .251
H. 1.25
I. -135

Answers

Answer:

the answer is 4.15.

Step-by-step explanation:

this is super easy my ffriend. think about it. 53 miles per hour. how many miles do u go in an hour... 53 MILES PER HOUR. so you now know you go 53 miles every hour. so what you then do is see that it is 220 miles to ur destination. in an hour you go 53 miles so you take 220 DIVIDED BY 53 and you get ur answer.

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