The number of boys in the computer club was
12 the number of girls in it. The number of boys in the band was
78 the total number of students in it. The total number of students in the computer club was
14 the total number of students in the band. Find the ratio of the number of boys in the computer club to the number of boys in the band.
Computer Club |
Band |
Boys |
Girls |
Total |
Boys |
Girls |
Total |
1x2 |
2x2 |
3x2 |
7x1x3 |
1x1x3 |
8x1x3 |
|
|
1x2x3 |
|
|
4x2x3 |
2 u |
4 u |
6 u |
21 u |
3 u |
24 u |
The total number of students in the band is the same. LCM of
8 and
4 =
8The total number of students in the computer club is the same. LCM of
3 and
2 =
6Boys in the computer club : Boys in the band = 2 : 21
Answer(s): 2 : 21