The number of girls in the chess club was
34 the number of boys in it. The number of girls in the dance club was
47 the total number of students in it. The total number of students in the chess club was
15 the total number of students in the dance club. Find the ratio of the number of boys in the dance club to the number of boys in the chess club.
Chess Club |
Dance Club |
Girls |
Boys |
Total |
Girls |
Boys |
Total |
3x1 |
4x1 |
7x1 |
4x5x1 |
3x5x1 |
7x5x1 |
|
|
1x7x1 |
|
|
5x7x1 |
3 u |
4 u |
7 u |
20 u |
15 u |
35 u |
The total number of students in the dance club is the same. LCM of
7 and
5 =
35The total number of students in the chess club is the same. LCM of
7 and
7 =
7Boys in the dance club : Boys in the chess club = 15 : 4
Answer(s): 15 : 4