PSLE Yoko had 69 bookmarks and Pamela had 33 bookmarks. After Yoko gave some of her bookmarks to Pamela, the number of bookmarks Yoko and Pamela had was in the ratio 2 : 4. How many bookmarks did Yoko have in the end?
|
Yoko |
Pamela |
Total |
Before |
69 |
33 |
102 |
Change |
- ? |
+ ? |
|
After |
2 u |
4 u |
6 u |
Total number of bookmarks
= 69 + 33
= 102
Total number of bookmarks
= 2 u + 4 u
= 6 u
6 u = 102
1 u = 102 ÷ 6 = 17
Number of bookmarks that Yoko had in the end
= 2 u
= 2 x 17
= 34
Answer(s): 34