Mrs. Davis has 20 people in her 6th period class. 12 of the people are boys. What percent of Mrs. Davis's 6th period class are boys? 70% 40% 50% 60%
we know that
20 people represent 100%
so
Applying proportion
20/100%=12/x
solve for x
x=(100*12)/20
x=60%
therefore
