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WorksheetsPercent Equation/Error and Simple Interest Practice Test
Total questions: 17
Worksheet time: 11mins
What is 30% of 70?
10
21
25
40
If you deposit $500 in a bank account that pays 4% simple interest per year, how much interest will you earn in 1 year?
$40
$60
$80
$20
A store buys a shirt for $30 and marks it up by 40%. What is the selling price?
$42
$44
$40
$36
A student estimated the length of a book to be 22 cm, but the actual length is 20 cm. What is the percent error?
5%
10%
15%
20%
Which equation can be used to find x if 15 is 60% of x ?
x=15×0.6
x=0.615
x=15+0.6
x=15−0.6
A jacket originally costs $80. It is on sale for 25% off. What is the sale price?
$60
$65
$70
$75
Complete the statement to make it true. H&M bought a shirt for $20 and then sold it with a 275% markup.
The equation to solve for the price of the shirt in the H&M store would be: (a) = (b) ( (c) )
If you borrow $200 at a simple interest rate of 6% per year for 1 year, how much interest will you pay?
$12
$18
$24
$36
A store marks down a $120 bicycle by 15%. What is the new price?
$102
$105
$108
$115
A pair of shoes costed $150 in March, because of demand, the price has increased to $180. What is the percent increase?
200%
20%
25%
23%
A dog food company sets a target weight of their bags to be 25 pounds. They allow an acceptable range of 23 pounds to 27 pounds for the weight of their bags. What is the allowed percent error?
(a)
A student measured a desk to be 120 cm, but the actual length is 100 cm. What is the percent error?
10%
15%
20%
25%
A store buys a toy for $16 and marks it up by 25%. What is the selling price?
$18
$20
$22
$24
If the measured weight of a bucket of sand is 50 lbs, but the actual weight is 53 lbs, what is the percent error?
6%
50.6%
5.7%
5%
Reorder from greatest interest rate to least.
Box of Cereal: Price: $2 Paid: $3
Ring: Price: $20 Paid: $40
Roller Skates: Price: $40 Paid: $53
Markers: Price: $30 Paid: $40
Ring
Cereal
Roller Skates
Markers
What is the percent error if a measurement is 55 and the actual value is 50?
5%
8%
10%
12%
If 24 is 80% of a number, what is the number?
28
30
32
36
