The number of boys in the swimming club was
23 the number of girls in it. The number of boys in the chess club was
37 the total number of students in it. The total number of students in the swimming club was
12 the total number of students in the chess club. Find the ratio of the number of girls in the chess club to the number of girls in the swimming club.
Swimming Club |
Chess Club |
Boys |
Girls |
Total |
Boys |
Girls |
Total |
2x7 |
3x7 |
5x7 |
3x2x5 |
4x2x5 |
7x2x5 |
|
|
1x7x5 |
|
|
2x7x5 |
14 u |
21 u |
35 u |
30 u |
40 u |
70 u |
The total number of students in the chess club is the same. LCM of
7 and
2 =
14The total number of students in the swimming club is the same. LCM of
5 and
7 =
35Girls in the chess club : Girls in the swimming club = 40 : 21
Answer(s): 40 : 21