Julie, Yoko and Rachel have 540 stickers. Julie has
45 as many stickers as Yoko. Rachel's stickers is
15 of the total number of Julie's and Yoko's stickers. How many stickers must Yoko give to Rachel so that both Julie and Rachel will have the same number of stickers?
Julie |
Yoko |
Rachel |
Total |
5x9 = 45 u |
1x9 = 9 u |
|
4x5 = 20 u |
5x5 = 25 u |
|
|
20 u |
25 u |
9 u |
540 |
Total number of stickers
= 20 u + 25 u + 9 u
= 54 u
54 u = 540
1 u = 540 ÷ 54 = 10
Julie |
Yoko |
Rachel |
Total |
20 u |
25 u |
9 u |
540 |
|
- 11 u |
+ 11 u |
|
20 u |
14 u |
20 u |
540 |
Number of stickers that Yoko must give to Rachel
= 20 u - 9 u
= 11 u
= 11 x 10
= 110
Answer(s): 110