There are 13 girls in a class of 27 what percent are boys

52% Boys

Step-by-step explanation:

First find what the % of the girls are by dividing the 13 girl number by the 27 classmate number. which is 48% (rounded) then the rest will be boys. 100% - 48% (girls) = 52% Boys.

OR (love math)

Take the total of classmates (27) subtract girls (13) there are 14 boys. Then find the % of boys in the class this way. 14 boy number divided by the 27 classmates. 52% (rounded).