PSLE A bag contains marbles of three different colours.
14 of the marbles are green. The ratio of the number of yellow marbles to that of blue marbles is 3 : 1. What is the ratio of the number of green marbles to that of blue marbles?
Green |
Yellow |
Blue |
Total |
1x4 |
3x4 |
4x4 |
|
3x3 |
1x3 |
|
4 u |
9 u |
3 u |
16 u |
The total number of blue and yellow marbles is the combined repeated identity.
Make the total number blue and yellow marbles the same.
LCM of 3 and 4 = 12
Green : Blue
4 : 3
Answer(s): 4 : 3