Julie, Risa and Wendy had lollipops in the ratio of 8 : 5 : 2. After Julie gave 51 lollipops to Risa and Wendy, the three of them had the same number of lollipops. Find the total number of lollipops the children had.
| |
Julie |
Risa |
Wendy |
Total |
| Before |
8 u |
5 u |
2 u |
15 u |
| Change |
- 51 |
+ 51 |
|
| After |
5 u |
5 u |
5 u |
15 u |
Total number of lollipops
= 8 u + 5 u + 2 u
= 15 u
Number of lollipops that each had in the end
= 15 u ÷ 3
= 5 u
Number of lollipops that Julie gave to Risa and Wendy
= 8 u - 5 u
= 3 u
3 u = 51
1 u = 51 ÷ 3 = 17
Total number of lollipops
= 15 u
= 15 x 17
= 255
Answer(s): 255
