Question

Peggy was taking a timed 30-question test. She was able to correctly answer 80% of the questions but had to skip the rest. How many questions did Peggy answer correctly?
A.
14
B.
6
C.
24
D.
16

Answer 1

To find the percentage of a number, first, convert it to a decimal and then multiply. 

To convert a percentage to a decimal, move the decimal point over 2 spaces to the left. That makes 80% = 0.80

Then multiply 0.80 by 30.

0.80 • 30 = 24

Peggy got 24 questions correct.