FAST Review- Proportions and Percent Problems

Taylor has a job unpacking boxes and stocking shelves with new merchandise at a local clothing store. She needs to unpack 38 boxes to earn enough money to pay for her summer camp fees. If each box takes the same amount of time, and she can unpack 4 boxes in 3 hours, how long will it take her to unpack 38 boxes?

HINT: Set up a proportion.

• 26 hours

• 28.5 hours

• 30 hours

• 40 hours

Tags

CCSS.7.RP.A.3

In a survey, the ratio of students who prefer Italian dressing to ranch dressing is 3 to 10. If the number of students who prefer Italian is 45, how many students prefer ranch?

HINT: Set up a proportion.

• 150 students

• 100 students

• 3 students

• 300 students

Tags

CCSS.7.RP.A.3

A pair of boots are $94.99.  They are 25% off. With this discount, what is the sale price? Round to nearest cent if necessary.

HINT: A discount is subtracted from the original amount.

• $71.24
• $118.74
• $20.25

• $23.75

Tags

CCSS.6.RP.A.3C

A store buys a necklace for $9.99. They want to make a 45% profit. What should they charge for the retail price?

• $14.49

• $14.48

• $14.47

Tags

CCSS.6.RP.A.3C

Julia wants to purchase a pair of headphones that are on sale for $42.00. The sales tax rate in her county is 6%.

How much sales tax will Julia pay on the purchase?

• $2.52

• $6.00

• $3.12

• $4.14

Tags

CCSS.6.RP.A.3C

Kimberly's family has a dinner bill of $26 and wants to leave a 15% tip for their server. How much tip are they leaving?

• $2.50

• $3.00

• $4.00

• $3.90

Tags

CCSS.6.RP.A.3C

An ice cream shop had 300 customers the first weekend it opened. The second weekend it had 336. What is the percent of increase in the number of customers?

• 12%

• 36%

• 10%

• 18%

Answer explanation

 

Tags

CCSS.6.RP.A.3C

Sally went to the clearance rack at a department store and found a shirt she wanted to buy.  The shirt was $36.00 and is on sale for $24.00.  What is the percent of the decrease?

• 33%
• 67%
• 50%
• 34%

Tags

CCSS.6.RP.A.3C

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $.50 per pound

• $1.25 per pound

• $3 per pound

• $2.50 per pound

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

At the market, 7 apples cost $4.55. Using the unit rate, how much would 15 apples cost?

• $0.65 for 15 apples

• $23 for 15 apples

• $9.75 for 15 apples

Tags

CCSS.6.RP.A.3B