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