PSLE A bag contains stickers of three different colours.
13 of the stickers are green. The ratio of the number of red stickers to that of blue stickers is 2 : 1. What is the ratio of the number of green stickers to that of blue stickers?
Green |
Red |
Blue |
Total |
1x3 |
2x3 |
3x3 |
|
2x2 |
1x2 |
|
3 u |
4 u |
2 u |
9 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 2 and 3 = 6
Green : Blue
3 : 2
Answer(s): 3 : 2