there are 60 children in a class. 70% of them are boys.how many are boys? how many there are girls?
Answers
Answered by
1
percentage of girls = 100 - 70 = 30%
No. of girls = 30/100 × 60 = 18
--------------------OR---------------------
No. of boys = 70/100 × 60 = 42
No. of girls = 60 - 42 = 18
Similar questions