PSLE A bag contains stickers of three different colours.
17 of the stickers are purple. The ratio of the number of orange stickers to that of yellow stickers is 4 : 1. What is the ratio of the number of purple stickers to that of yellow stickers?
Purple |
Orange |
Yellow |
Total |
1x5 |
6x5 |
7x5 |
|
4x6 |
1x6 |
|
5 u |
24 u |
6 u |
35 u |
The total number of yellow and orange stickers is the combined repeated identity.
Make the total number yellow and orange stickers the same.
LCM of 6 and 5 = 30
Purple : Yellow
5 : 6
Answer(s): 5 : 6