Small Camping Trailers

What percent of the campers passed the ropes course?

A summer camp enrolled 60 girls and 30 boys. Twenty percent of the girls and 40 percent of the boys passed the ropes course test. What percent of the campers passed the ropes course? A. 24% B. 26 2/3% C. 36 2/3% D. 54% E. 60% I though I had the answer, but then it wasen't one of the choices. Will you please explain it to me. THANKS!

Public Comments

1. 20% *60 = 60 * .2 = 12 girls 40% * 30 = 30 * .4 = 12 boys 24/90 = 26 and 2/3 % (B)