Missing Whole Percents

15 is 30% of what amount?

50 is 25% of what amount?

129 is 43% of what amount?

For a test, Vivian had to answer 25 questions. Of these questions, she answered 20% of them correctly. How many questions did she answer correctly on her test?

In setting up a proportion for this problem, 25 questions represents the....

• Part

• Whole

• Percent

60 is 75% of....

• 60

• 25

• 80

• 45

26 is 5% of what number?

• 1.3

• 2.5

• 25.95

• 520

75% of what number is 15?

• 15

• 20

• 25

• 30

24 is 30% of....

• 3

• 80

• 36

• 120

7 is 25% of...

• 100

• 14

• 28

• 56

20 is 80% of....

• 25

• 5

• 15

• 10