Question

3/5
of the students in a class were boys. The teacher divided the boys equally into groups so that each group of boys had 1 10 of the number of students in the class. The teacher then divided the girls equally into groups such that
each group of girls had
1 5
of the number of students in the class.
a) Find the number of groups of boys and the number of groups of girl

Answer 1

3/5 = 6/10 ... so there were 6 groups of boys

the 2/5 of the class that were girls resulted in 2 groups of 1/5 each

an aside ... the girls' groups were twice as large as the boys' groups