Math Savvas Expressions

Aiden estimates that the length of

a piece of rope is 7.2 inches. If its

actual length is 6.5 inches, what is the

percent error of Aiden’s estimate?

• 7%

• 9.72%

• 10.77%

• 58%

Olivia has read 143 pages of a 220-page novel. What percent of the novel has she read? Do not forget to add your percent symbol to your answer.

A bike store sells scooters at a 54% markup. If the store bought each scooter for $29.25, what is the resale

price to the nearest dollar?

• $25.00

• $35.00

• $45.00

• $55.00

Mason took out an $800 loan from the bank. At the end of 5 years, he pays back the principal, plus $120 simple interest. What was the interest rate? Do not forget the percent symbol!

Part A: Cameron and Cadena go out to eat for lunch. If their food and beverages cost $22.50 and there is a 9% meals tax, how much is the bill?

Part B: Cameron and Cadena go out to eat for lunch. Their food and beverages cost $22.50 and there is a 9% meals tax. If Cameron and Cadena add an 18% tip to the bill after tax, what does their lunch cost in total?

Lily took a survey of 80 students in 7th

grade and 150 students in 8th grade.

She found that 80% of the 7th graders

like country music, while only 60% of

the 8th graders like it. Which grade

has more students who like country

music? Explain

Elijah’s puppy weighs 35 ounces. If

he weighed 19 ounces at the last visit

to the veterinarian’s office, what is

the percent increase in the puppy’s

weight rounded to the nearest whole

number?

Do not forget the percent symbol!

Emily bought a pair of headphones on

sale. If they usually cost

$

36.80, and

Emily purchased them at 40% off, how

much did she pay?

• $9.20

• $14.72

• $22.08

• $36.55

Jack can long-jump 195% of his height with a running start. If Jack is 50inches tall, how far can he long-jump?

You DO NOT need to include the units!