PSLE Esther had 69 bookmarks and Hilda had 36 bookmarks. After Esther gave some of her bookmarks to Hilda, the number of bookmarks Esther and Hilda had was in the ratio 2 : 5. How many bookmarks did Hilda have in the end?
|
Esther |
Hilda |
Total |
Before |
69 |
36 |
105 |
Change |
- ? |
+ ? |
|
After |
2 u |
5 u |
7 u |
Total number of bookmarks
= 69 + 36
= 105
Total number of bookmarks
= 2 u + 5 u
= 7 u
7 u = 105
1 u = 105 ÷ 7 = 15
Number of bookmarks that Hilda had in the end
= 5 u
= 5 x 15
= 75
Answer(s): 75