PSLE Raeann had 46 bookmarks and Yoko had 24 bookmarks. After Raeann gave some of her bookmarks to Yoko, the number of bookmarks Raeann and Yoko had was in the ratio 2 : 5. How many bookmarks did Raeann have in the end?
|
Raeann |
Yoko |
Total |
Before |
46 |
24 |
70 |
Change |
- ? |
+ ? |
|
After |
2 u |
5 u |
7 u |
Total number of bookmarks
= 46 + 24
= 70
Total number of bookmarks
= 2 u + 5 u
= 7 u
7 u = 70
1 u = 70 ÷ 7 = 10
Number of bookmarks that Raeann had in the end
= 2 u
= 2 x 10
= 20
Answer(s): 20