Proportional Relationships Problem Set (Module 1: Topic 4)

The scale factor of a drawing is 2 in : 5 ft. Find the actual length in feet.

• 4 feet x 15 feet

• 5 inches x 7.5 inches

• 2 feet x 3 feet

• 5 feet x 7.5 feet

The $199.99 digital camera Anne purchased was on sale for 15% off. What amount did Anne get off the price?

• $15

• $20

• $30

• $40

Mrs. Jones sells houses. She earns a 5% commission on all sales. How much would she earn on a house that sells for $200,000?

• $5,000

• $10,000

• $50,000

• $100,000

A computer is normally $550 but is discounted to $385. What percent of the original price does Mark pay?

• 16.5%

• 30%

• 65%

• 70%

At Outdoor Adventures Clothing Company, all items are marked up to maximize profit. Life preservers cost $23 to buy from the manufacturer. They sell for $35. What is the percent increase on life preservers, to the nearest whole percent?

• 12%

• 34%

• 52%

• 66%

Last year, Ken bought a mountain bike for $460. His bike has depreciated since he bought it. It is now worth $320. What percent did the value of Ken's bike decrease over the past year, to the nearest whole percent?

• 30%

• 44%

• 70%

• 140%

An office supply store carries an all-in-one printer with a regular price of $240. The printer is on sale for 15% off. In addition, the store is offering an additional $20 off after the 15% off coupon. How much will a customer pay for the printer after the discounts?

• $192.20

• $232.00

• $193.20

• $184.00

Mr. Green works as the art teacher at Hamburg Summer Day Camp. Six hundred campers participate in the camp every day. Yesterday, Mr. Green helped 6 campers on an art project. What percent of the campers did Mr. Green help yesterday?

• 1%

• 6%

• 100%

• 10%

Jonah is saving up to purchase a small flat screen tv for his bedroom. He has saved $80, which is 64% of the total cost of the tv. How much does the tv cost?

• $51.20

• $64

• $400

• $125

Samantha raises animals and trains them to appear in Hollywood movies. Currently, 23 of her penguins are appearing in a film about global freezing. That is 92% of the penguins Samantha has raised. How many penguins has she raised?

• 25

• 24

• 21

• 23