leanne's answer to Akshita's Primary 5 Maths Percentage Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
leanne
Leanne's answer
187 answers (A Helpful Person)
1st
Ratio of Girls: Boys
3 : 5

Total units = 8 = 48 members
I unit = 48/8 =6
Number of girls= 3 units
= 3x6 = 18
A) percentage of girls in club
=18/48 x 100 = 37.5%

B)
Total members now= 48-4+6 = 50
Number of girls now = 18+6 = 24
Percentage of girls now
= 24/50 x 100%
= 48%