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Homework to Turn In
 Justice—Percentages 

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Be happy with your written work before you turn it in! Ask questions about tricky problems at the start of class. Compare your homework with that of classmates. Remember your study skills.

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1. A number minus 20 equals 120. What is the number?

80 100 140 160

2. Fifteen times a number equals 3045. What is the number?

110 245 30450 30675 3 10

3. What percent of 160 is 150?

10% 93.75% 107% 110%

4. $39 is what percent of $50?

12.8% 50% 78% 128%

5. 56.32 is 64% of what?

86 87 88 89

6. 80% of what is 16?

12.8 16 20 80

7. A salesman earns a 40% commission. One week he earns $552 in commission. How much did he sell?

$138.00 $220.80 $1,380 $22,080

8. A student got 35 problems correct on a test with 45 problems. What is his percentage score?

22% 29% 71% 78%

9. A student got 81.7 problems correct on a test (there was partial credit). This scored 86%. How many problems were on the test?

70 problems 75 problems 90 problems 95 problems 114 problems

10. A student scored 91% on a test with 40 problems (there was partial credit). How many problems did she get correct?

3.6 problems 27.5 problems 36.4 problems 44 problems 56 problems