Question
Class 4 Peace and 4 Gentleness had the same number of pupils. The ratio of the number of girls in 4 Peace to the number of girls in 4 Gentleness was 7 : 15. The ratio of the number of boys in 4 Peace to the number of boys in 4 Gentleness was 3 : 1.
  1. What is the ratio of the number of boys to the number of girls in Class 4 Peace?
  2. If there were 33 fewer boys than girls in Class 4 Gentleness, how many pupils were there each class?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Class 4 Peace and 4 Gentleness had the same number of pupils. The ratio of the number of girls in 4 Peace to the number of girls in 4 Gentleness was 7 : 15. The ratio of the number of boys in 4 Peace to the number of boys in 4 Gentleness was 3 : 1.
  1. What is the ratio of the number of boys to the number of girls in Class 4 Peace?
  2. If there were 33 fewer boys than girls in Class 4 Gentleness, how many pupils were there each class?