Grade 6 | Unit 3 | Lesson 16: Finding the Percentage | Practice Problems

A sign in front of a roller coaster says 'You must be 40 inches tall to ride.' What percentage of this height is: 34 inches?

• 85%

• 135%

• 10%

A sign in front of a roller coaster says 'You must be 40 inches tall to ride.' What percentage of this height is: 54 inches?

• 85%

• 135%

• 10%

At a hardware store, a tool set normally costs $80. During a sale this week, the tool set costs $12 less than usual. What percentage of the usual price is the savings?

• 15%

• 10%

• 20%

A bathtub can hold 80 gallons of water. The faucet flows at a rate of 4 gallons per minute. What percentage of the tub will be filled after 6 minutes?

• 30%

• 25%

• 40%

The sale price of every item in a store is 85% of its usual price. The usual price of a backpack is $30, what is its sale price?

• $25.50

• $15.30

• $21.08

The sale price of every item in a store is 85% of its usual price. The usual price of a sweatshirt is $18, what is its sale price?

• $25.50

• $15.30

• $21.08

The sale price of every item in a store is 85% of its usual price. The usual price of a soccer ball is $24.80, what is its sale price?

• $25.50

• $15.30

• $21.08

A shopper needs 48 hot dogs. The store sells identical hot dogs in 2 differently sized packages. They sell a six-pack of hot dogs for $2.10, and an eight-pack of hot dogs for $3.12. Should the shopper buy 8 six-packs, or 6 eight-packs?

• 8 six-packs, better unit rate

• 6 eight-packs, cheaper overall

• Same cost

Elena is 56 inches tall. What is her height in centimeters? (Note: 100 inches = 254 centimeters)

• 142.24 cm

• 150 cm

• 130 cm

Elena is 56 inches tall. What is her height in meters?

• 1.42 m

• 1.50 m

• 1.30 m