Answers FL-1205040-MJ Grade 7 Mathematics A-CRUnit Test

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A $120 wagon is on sale for 15 percent off. What is the sale price of the wagon?

$18

$102

$105

$108

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Laura checked her outdoor thermometer and noticed that the temperature rose from 31 degrees in the morning to 45 degrees in the afternoon. What is the approximate percent increase for the day so far?

The percent increase is approximately 31%.

The percent increase is approximately 45%.

The percent increase is approximately 68%.

The percent increase is approximately 82%.

A count went from 605 to 203. What was the approximate percent decrease? Round the numbers to find an estimate of the percent decrease.

The percent decrease was approximately 25%.

The percent decrease was approximately 33%.

The percent decrease was approximately 50%.

The percent decrease was approximately 66%.

The office manager of First Tech Support borrowed $25,000 to purchase new computers for employees. The bank charges 6 percent interest for 4 years. How much interest will the company pay in all?

$1,200

$1,500

$4,800

$6,000

Which term is a word for an initial amount of money that is borrowed or invested?

time

principal

interest

interest rate

A frozen dinner at a grocery store is purchased for $2.20 wholesale and is marked up by 40 percent. A customer wants to buy four frozen dinners. How much will the customer pay, including paying 9 percent sales tax? Round your answer to the nearest cent.

$8.80

$10.07

$13.43

$14.39

After 3 years, a $1,500 investment is worth $1,680. What is the interest rate on the investment?

0.04 percent

2.0 percent

4.0 percent

37.3 percent

Which of the purchases would be the least expensive?PurchaseAmount of sale Sales tax rateA$1505%B$1457%C$1408%D$1359%

purchase A

purchase B

purchase C

purchase D

What is the percent increase when 7,200 increases by 1,800?

20 percent

25 percent

54 percent

80 percent

The new number, 550, is 200 more than the original number. What is the approximate percent change?

The percent change is approximately 33%.

The percent change is approximately 55%.

The percent change is approximately 150%.

The percent change is approximately 175%.

Renee used the values in the table to calculate simple interest. Principal$750Interest rate?Time11 yearsInterest$412.50Which interest rate is missing from Renee’s table?

0.05%

0.5%

50%

The snack bar at the school purchases water bottles at wholesale and then marks them up to make a profit. It marks up the water bottles by percent, an amount of $0.28.PercentsTotal33%33%33%100%$0.28$0.28$0.28 What was the wholesale price of each water bottle?

$0.56

$0.84

$0.93

$1.12

Zenaida is shopping and wants to purchase a $320 stereo system. The store is offering an incentive of 10 to 30 percent off when you spin the discount wheel. Zenaida spins the wheel and receives 20 percent off. How much will the stereo system cost?

$32

$64

$256

$288

Jack works at a sporting goods store and makes a commission of 20 percent. His sales for each week are shown below. How much did Jack make in total in commission during all four weeks?WeekSales1$3,0002$2,5003$3,5004$4,000

$200.00

$260.00

$2,000.00

$2,600.00

A frame is marked down by 22 percent from an original price of $14.50. What is the new price?

$3.19

$11.31

$13.72

$14.28

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