The number of girls in the robotics club was
23 the number of boys in it. The number of girls in the computer club was
67 the total number of students in it. The total number of students in the robotics club was
12 the total number of students in the computer club. Find the ratio of the number of boys in the robotics club to the number of boys in the computer club.
Robotics Club |
Computer Club |
Girls |
Boys |
Total |
Girls |
Boys |
Total |
2x7 |
3x7 |
5x7 |
6x2x5 |
1x2x5 |
7x2x5 |
|
|
1x7x5 |
|
|
2x7x5 |
14 u |
21 u |
35 u |
60 u |
10 u |
70 u |
The total number of students in the computer club is the same. LCM of
7 and
2 =
14The total number of students in the robotics club is the same. LCM of
5 and
7 =
35Boys in the robotics club : Boys in the computer club = 21 : 10
Answer(s): 21 : 10