High School Percent

When Nancy started middle school, she was 60 inches tall. When she started high school, she was 66 inches tall. What was the percent change in her height?

• 6 percent increase

• 8 percent increase

• 10 percent increase

• 90 percent increase

What is the simple interest value missing in the table?

• $43.75

• $4,370.50

• $43,750.00

• $437.50

Lenore borrowed $400 to pay for car repairs. She needs to pay it back in 2 years with simple interest. Lenore wants to figure out the interest rate of her loan. What additional information does she need to find the interest rate?

• principal

• amount of time

• interest she will owe

• the type of car repairs

What is the sale price of a phone that was originally $199 but that has been marked down by 15 percent?

• $159.15

• $159.20

• $169.10

• $169.15

A clothing shop is offering a 12 percent discount for senior citizens. Which equation represents the discount price?

• discount price = 1 - (original price)(0.88)

• discount price = (original price)(1 – 0.12)

• discount price = (original price)(0.12)

• discount price = 1 – (original price)(0.12)

Aaron estimated that 148% of 333 is 495. Is his estimate reasonable?

• No, because his calculation should be 140% of 340.

• No, because his calculation should be 150% of 340.

• Yes, because his calculation should be 140% of 330.

• Yes, because his calculation should be 150% of 330.

Tanya’s swim club increased their $29 membership fee by $6 a year. What is the approximate percent increase in the membership fee?

• The approximate percent increase is 20%.

• The approximate percent increase is 26%.

• The approximate percent increase is 82%.

• The approximate percent increase is 120%.

Arun’s restaurant bill is $58, and he wants to leave the waiter an 18 percent tip. What will Arun’s total bill be?

• $10.44

• $47.56

• $68.44

• $76.00

A board game that normally costs $30 is on sale for 25 percent off. What is the sale price of the game?

• $22.50

• $27.50

• $32.50

• $37.50

Holly has watched 39% of a movie that is 122 minutes long.

Which is the best estimate for the number of minutes of the movie that Holly has watched?

• 36 minutes

• 39 minutes

• 48 minutes

• 52 minutes