PSLE Anna had 54 bookmarks and Hilda had 30 bookmarks. After Anna gave some of her bookmarks to Hilda, the number of bookmarks Anna and Hilda had was in the ratio 2 : 4. How many bookmarks did Anna have in the end?
|
Anna |
Hilda |
Total |
Before |
54 |
30 |
84 |
Change |
- ? |
+ ? |
|
After |
2 u |
4 u |
6 u |
Total number of bookmarks
= 54 + 30
= 84
Total number of bookmarks
= 2 u + 4 u
= 6 u
6 u = 84
1 u = 84 ÷ 6 = 14
Number of bookmarks that Anna had in the end
= 2 u
= 2 x 14
= 28
Answer(s): 28