Class 2 Love and 2 Kindness had the same number of students. The ratio of the number of boys in 2 Love to the number of boys in 2 Kindness was 5 : 9. The ratio of the number of girls in 2 Love to the number of girls in 2 Kindness was 3 : 1.
- What is the ratio of the number of girls to the number of boys in Class 2 Love?
- If there were 14 fewer girls than boys in Class 2 Kindness, how many students were there each class?
Class 2 Love |
Class 2 Kindness |
1x11 = 11 u |
1x11 = 11 u |
Boys |
Girls |
Boys |
Girls |
5 |
3x2 |
9 |
1x2 |
5 u |
6 u |
9 u |
2 u |
(a)
Class 2 Love
Girls : Boys
5 : 6
(b)
Number of fewer girls than boys in Class 2 Kindness
= 9 u - 2 u
= 7 u
7 u = 14
1 u = 14 ÷ 7 = 2
Number of students in each class
= 11 u
= 11 x 2
= 22
Answer(s): (a) 5 : 6; (b) 22