Math 7 Percent Practice Question Preview (ID: 45055)


Unit 3 Percent Practice. TEACHERS: click here for quick copy question ID numbers.

Mike measures the volume as 64 ounces. The actual volume is 67.6 ounces. What was Mike's percentage of error? Round to the nearest tenth of a percent.
a) 5.32%
b) 5.3%
c) 5.6%
d) 94.6%

Brianna deposited $550 in a savings account. If the interest rate is 4.75%, how much will he have in the account in 2 years?
a) $602.25
b) $52.25
c) $5,225
d) $522.50

The price changed from $58.50 to $76.30. What was the percent of change rounded to the nearest tenth of a percent?
a) 76.7%
b) 23.3%
c) 3.28%
d) 30.4%

70% of what number is 42,000?
a) 294,000
b) 6,000
c) 60,000
d) 2,940,000

Sally earns a $4,000 salary plus a 3.5% commission on her sales. She sold a house for $550,000. What was her total pay?
a) $22,250
b) $5,925
c) $19,250
d) $23,250

There is a 15% off sale on shirts. The regular price of the shirt is $46. What is the sale price?
a) $6.90
b) $39.10
c) $52.90
d) $37.00

Jane wants a video game that costs $67 plus tax. If the tax is $5.36, what tax rate will Jane pay?
a) 8.5%
b) 8%
c) 9.2%
d) 7%

If there are 21 total students in period 9 and 13 of them are girls, what percentage of the class are girls? Round to the nearest tenth of a percent?
a) 61.9%
b) 42.9%
c) 69.2%
d) 38.1%

William borrows $700 from John at a simple interest rate of 2.5%. How much will William repay if he keeps the money for 6 months?
a) $8.75
b) $708.75
c) $875
d) $805

The class size decreased from 25 students to 21 students. What was the percent of change?
a) 18%
b) 84%
c) 19%
d) 16%

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