In middle school computer club, 3/8 of the members are girls. Of the girls in the club, 2/5 are 6th-graders. Write and solve an equation to find the fraction of the members of the club that are 6th-grade girls.

Answer 1

number of club members --- x
girls ---- 3x/8

number of 6th grader girls = (2/5)(3x/8)
= 3x/20

fraction of 6th grade girls
= (3x/20) / x
= 3/20