PSLE Anna had 50 bookmarks and Joelle had 15 bookmarks. After Anna gave some of her bookmarks to Joelle, the number of bookmarks Anna and Joelle had was in the ratio 2 : 3. How many bookmarks did Anna have in the end?
|
Anna |
Joelle |
Total |
Before |
50 |
15 |
65 |
Change |
- ? |
+ ? |
|
After |
2 u |
3 u |
5 u |
Total number of bookmarks
= 50 + 15
= 65
Total number of bookmarks
= 2 u + 3 u
= 5 u
5 u = 65
1 u = 65 ÷ 5 = 13
Number of bookmarks that Anna had in the end
= 2 u
= 2 x 13
= 26
Answer(s): 26