PSLE Kylie had 77 paperclips and Winnie had 28 paperclips. After Kylie gave some of her paperclips to Winnie, the number of paperclips Kylie and Winnie had was in the ratio 3 : 4. How many paperclips did Winnie have in the end?
|
Kylie |
Winnie |
Total |
Before |
77 |
28 |
105 |
Change |
- ? |
+ ? |
|
After |
3 u |
4 u |
7 u |
Total number of paperclips
= 77 + 28
= 105
Total number of paperclips
= 3 u + 4 u
= 7 u
7 u = 105
1 u = 105 ÷ 7 = 15
Number of paperclips that Winnie had in the end
= 4 u
= 4 x 15
= 60
Answer(s): 60