Chapter 8: Graded Review

(1/4)v = 5

v = _____

j - 3.7 = 20.4

j = _____

5/12 = 5d

d = _____

9.9 = x + 5.4

x = _____

p/17 = 30

p = ___

Kurt is making chili for his Super Bowl party. His recipe needs 5 cups of beans in all. So, Kurt added p cups of pinto beans and 3 cups of kidney beans to the pot. What equation best represents this story?

• p/3 = 5

• p + 3 = 5

• p - 3 = 5

• 3p = 5

Mr. Tran's class collected c cans during the canned food drive. Before donating them to the local food bank, the students divided the cans evenly into 5 boxes. The students packed 20 cans in each box. Which equation models the story?

• c + 20 = 5

• c + 5 = 20

• 5c = 20

• c/5 = 20

Lindsey's family is visiting her grandparents who live 85 miles away. Her family drove m

miles before stopping at a rest stop. After filling up the gas tank, Lindsey's family drove another 35 miles to get there. Write an equation to model the story.

Vicky works for a small company that sells books online and is responsible for mailing out the books to customers. Every morning she gets in line at the local post office and estimates the length of her wait. The length of her wait depends on the number of people in line ahead of her. Which variable is the independent variable?

• the length of her wait

• the number of people in line

• the number of books

• the distance from the company to the post office

Francesca owns her own flower shop. She is assembling bouquets of roses to sell for Valentine's Day. The number of bouquets she can assemble depends on how many roses are in her shop. Which variable is the dependent variable?

• the number of bouquets she can make

• how many roses are in her shop

• the cost of the bouquets

• how many days until Valentine's Day