Children 13 and younger make up 1/5 of the population in the U.S. What percentage of the population is older than 13

Question

A.80%
B.60%
C.40%
D.20%
D?

According to a survey 3 out o5 5 students bring their own lunch to school. What percent of students bring lunches
A.35%
B.40%
C.45%
D.60%
D?

Answer 1

Your first is wrong; the second is right.

Answer 2

How do I solve it?

Answer 3

1/5 = 20% of the population is under 13. Your question asks "What percentage of the population is older than 13?"

Answer 4

80%?

Answer 5

Right!