PSLE A bag contains beads of three different colours.
14 of the beads are green. The ratio of the number of brown beads to that of red beads is 3 : 2. What is the ratio of the number of brown beads to that of green beads?
Green |
Brown |
Red |
Total |
1x5 |
3x5 |
4x5 |
|
3x3 |
2x3 |
|
5 u |
9 u |
6 u |
20 u |
The total number of red and brown beads is the combined repeated identity.
Make the total number red and brown beads the same.
LCM of 3 and 5 = 15
Brown : Green
9 : 5
Answer(s): 9 : 5