Proportionality and Percents

Which proportion can be used to solve for the missing side?

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If a 5 ft tall woman casts an 8 ft shadow, then how tall is a statue that casts a 16 ft shadow?

• 2.5 feet

• 10 feet

• 25.6 feet

• 13 feet

The #712 school bus traveled 150 miles on 10 gallons of gas. How many miles per gallon does the bus get?

• 15

• 1.5

• 0.15

• 150

A 6-ounce package of fruit snacks contains 45 pieces.  How many pieces would you expect in a 10-ounce package?

• 25 pieces

• 35 pieces

• 75 pieces

• 70 pieces

Mr. Lucas bought a new lounge chair for his game room. The one he chose was $425. He had to pay a sales tax of 8.2%. What was the amount of sales tax he paid on the chair?

• $24.90

• $44.30

• $34.85

• Not Here

Angie has $1062 in her savings account. If the bank pays 4% simple interest on savings, how much interest does she earn in 3 years?

How much would the tip be if you left 18% on a $75.45 steak dinner?

• $ 13.58

• $ 89.03

• $ 61.87

• $135.80

Mrs. Ciampa had 27 students in her class last year and this year she had 30 students in her math class. What is the percent change?

• 24%

• 20%

• 11%

• 50%

Tickets to Disney World are $100.The price is going to increase on January 1. What is the percent of change if the cost increases to a $120?

• 25%

• 18%

• 20%

• 50%

Sales of the Xbox One increased from 10,000 to 18,500 in November. What was the percent increase?

• 8.5%

• 45.9%

• 85%

• 85.8%