Quiz about Percent Increase/Change

Question 1

12% of $90

Accepted Answer

$10.80

Answer

$12

Answer

$78

Answer

$102

Question 2

Increase $90 by 12%

Accepted Answer

$100.80

Answer

$10.80

Answer

$102

Answer

$90.12

Question 3

Kate scored 54 out of 60 in her maths exam. What is this as a percent?

Accepted Answer

90%

Answer

0.9

Answer

54%

Answer

60%

Question 4

A book is advertised as 20% off. If it cost $70 at the register, how much was it originally?

Accepted Answer

$87.50

Answer

$90

Answer

$84

Answer

$50

Question 5

My dog's weight is now 125% of what she weighted one year ago. If her weight then was 30kg, what is her weight now?

Accepted Answer

37.5

Answer

31.25

Answer

30.125

Answer

37.125

Question 6

Decrease 500 by 30%

Accepted Answer

350

Answer

470

Answer

499.70

Answer

150

Question 7

The average number of shirts sold in the shop was 285 every day in summer. As the temperature was lower and lower, the average number of shirts decreased to 114 every day. What was the percentage decrease of in the average number of shirts sold in the shop?

Accepted Answer

60%

Answer

40%

Answer

150%

Answer

171%

Question 8

The usual price of a TV set was $500. During the Christmas holiday, the price of a TV set marked down to $413. What was the percentage decrease in the price of a TV set?

Accepted Answer

17.4%

Answer

82.6%

Answer

87%

Answer

25%

Question 9

Darren makes $10 per hour. Next semester, he will be making $14 per hour. What rate of increase does this represent?

Accepted Answer

40%

Answer

28.5%

Answer

71%

Answer

60%

Question 10

The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.

Accepted Answer

41%

Answer

52%

Answer

42%

Answer

45%

Question 11

Find the percent increase. Round to the nearest percent.
From $5 to $8

Accepted Answer

60%

Answer

40%

Answer

55%

Answer

65%

Question 12

The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.

Accepted Answer

41%

Answer

52%

Answer

42%

Answer

45%

Question 13

A grocery store has a 20% markup on bottle of soda. The bottle of soda costs the store $1.25. Find the selling price. Round to nearest cent if necessary.

Accepted Answer

$1.50

Answer

$1.5

Answer

$.25

Answer

$1.45

Question 14

Find the percentage profit: CP = $50, SP = $60

Accepted Answer

20%

Answer

110%

Answer

10%

Answer

16.7%

Question 15

Calculate the percentage profit if an item is bought for $42 and sold for $52.50

Accepted Answer

25%

Answer

20%

Answer

80%

Answer

22%

Question 16

If an object is bought for $90 and then sold for a loss of 15%. How much was it sold for?

Accepted Answer

$76.50

Answer

$103.50

Answer

$80

Answer

75

Question 17

What percent of 25 is 60?

Accepted Answer

240%

Answer

24%

Answer

2.4

Answer

100%

Question 18

After a 25% discount, a shirt sells for $39. Find the cost price.

Accepted Answer

$52

Answer

$48.75

Answer

$50

Answer

$50.70

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