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

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(b)

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