Question
P5.RA.NK.23053101-A1
Class 3 Goodness and 3 Joy had the same number of children. The ratio of the number of boys in 3 Goodness to the number of boys in 3 Joy was 7 : 10. The ratio of the number of girls in 3 Goodness to the number of girls in 3 Joy was 2 : 1.
  1. What is the ratio of the number of girls to the number of boys in Class 3 Goodness?
  2. If there were 21 fewer girls than boys in Class 3 Joy, how many children were there each class?
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STUDENT

Primary 5 RATIO P5.RA.NK.23053101

21 May 2024, 05:48 AM

Class 3 Goodness and 3 Joy had the same number of children. The ratio of the number of boys in 3 Goodness to the number of boys in 3 Joy was 7 : 10. The ratio of the number of girls in 3 Goodness to the number of girls in 3 Joy was 2 : 1.
  1. What is the ratio of the number of girls to the number of boys in Class 3 Goodness?
  2. If there were 21 fewer girls than boys in Class 3 Joy, how many children were there each class?
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