Pre-Algebra, Unit 07Practice Test: PERCENTS

Name:

Date:

Define and give an example for the terms 1 - 3:

  1. percent
  1. percent of increase
  1. principal
  1. Write 32% as a decimal.
  1. Which percent is equivalent to?

A. / 0.0875%
B. / 0.875%
C. / 8.75%
D. / 87.5%
  1. Write as a fraction.
  1. (SE)What is 30% of 700?

A. / 21
B. / 40
C. / 210
D. / 400
  1. What percent of 35 is 21?
  1. (SE)80 is 125% of what number?

  1. (SE)The circle graph shows the distribution of internet users by age as reported in a random survey. If 1000 people were included in the survey, approximately how many people in the age group 35-54 use the internet?

A. / 150
B. / 250
C. / 350
D. / 500
  1. (SE)The cost of a ticket to go to the movies in 1999 was $6. The cost of a ticket in 2008 was $10. Find the percent of increase in the price of the ticket.
  1. (CRT)Over a three month period 103,591 people visited a state park. There were about 29,000 visitors in June. About of the total people visited the park in July. The remainder visited in August. ESTIMATE the percent of people who visited in August.

A. / 10%
B. / 20%
C. / 30%
D. / 40%
  1. (CRT)You buy a sweater that is on sale for a discount price of $29.40. If the regular price of the sweater is $42, what is the percent of discount?

A. / 12.6%
B. / 29.4%
C. / 30%
D. / 70%
  1. (CRT)Cho purchased a large bag of marbles. He lost of the marbles in a tournament. He gave 0.15 of the marbles to his little brother. The then sold 10% if the marbles to a friend. If the original bag contained 500 marbles, how many marbles remain in the bag?

A. / 75
B. / 125
C. / 300
D. / 425
  1. (SE)The bill for dinner is $40. The sales tax is 8%. You leave an 18% tip. What is the total cost?

A. / $32.00
B. / $43.20
C. / $50.40
D. / $66.00
  1. A retail store buys a televisionfrom a manufacturer for $520. The store then marks up the price by 150%. What is the retail price of the sofa?
  1. (SE)You deposit $1200 into an account that earns 3% simple annual interest. Find the balance of the account after 3 years.
  1. People buy bonds as a way to earn money. If a $2200 bond earns 2% simple interest per year on its purchase price, how much will it earn in interest after 4 years?
  1. You deposit $3000 into an account that earns 2% interest compounded annually. How much money will be in the account after 2 years?

A. / $3001.04
B. / $3120
C. / $3121.20
D. / $3600
  1. (CRT)At a basketball game there are 300 people in attendance. Of these, are middle school students. 78% of the middle school students were admitted free with their school ID. What is the total number of students with ID that attended the basketball game?

A. / 156
B. / 200
C. / 216
D. / 234
  1. Last year, the school band and school orchestra had 100 members and 50 members respectively. This year the band and orchestra have members of 110 and 60 respectively.

Lashawn claims that the enrollment of the two groups grew by the same amount. Use mathematics to explain how Lashawn might have justified his claim.

Kiera claims that the enrollment in orchestra had grown more. Use mathematics to explain how Kiera might have justified her claim.

Long Term Memory Review:

  1. (CRT) If the probability of winning a raffle is, what are the odds of winning the raffle?

A. /
B. /
C. /
D. /
  1. (SE) For vacation, you pack 2 pairs of pants, 4 shirts, and 3 sweaters. How many outfits can you make if each outfit consists of a pair of pants, a shirt, and a sweater?

A. / 9
B. / 11
C. / 18
D. / 24

Use the plot below for questions #24 - #26.

  1. (SE/CRT) What is the interquartile range?
  1. (SE) What percent of the data falls between 25 and 40?
  1. (CRT)What is the upper quartile value?

Pre-AlgebraPractice TestUnit 07: PercentsPage 1 of 5