The number of boys in the choir was
34 the number of girls in it. The number of boys in the robotics club was
78 the total number of students in it. The total number of students in the choir was
12 the total number of students in the robotics club. Find the ratio of the number of boys in the choir to the number of boys in the robotics club.
Choir |
Robotics Club |
Boys |
Girls |
Total |
Boys |
Girls |
Total |
3x4 |
4x4 |
7x4 |
7x1x7 |
1x1x7 |
8x1x7 |
|
|
1x4x7 |
|
|
2x4x7 |
12 u |
16 u |
28 u |
49 u |
7 u |
56 u |
The total number of students in the robotics club is the same. LCM of
8 and
2 =
8The total number of students in the choir is the same. LCM of
7 and
4 =
28Boys in the choir : Boys in the robotics club = 12 : 49
Answer(s): 12 : 49