Question

There are 80 girls and 70 boys in the sixth grade. Of these students, 11 girls and 7 boys are left handed. What percentage of the sixth graders are left handed?

Answer 1

12%

Explanation:

80+70=150 which is the whole

11+7= 18 which is the part

The equation is

Part= Percent x Whole

18= % x 150 or 18 divided by 150 is

.12 or 12%

hope this helps

Answer 2

Answer: 12%

Explanation:

Total number of people in 6th grade: 70+80 = 150

Total numbers of lefties: 11 + 7 = 18

Percent:

18 ÷ 150 = 0.12

0.12 x 100 = 12