PSLE Tiffany had 55 paperclips and Penelope had 26 paperclips. After Tiffany gave some of her paperclips to Penelope, the number of paperclips Tiffany and Penelope had was in the ratio 4 : 5. How many paperclips did Penelope have in the end?
|
Tiffany |
Penelope |
Total |
Before |
55 |
26 |
81 |
Change |
- ? |
+ ? |
|
After |
4 u |
5 u |
9 u |
Total number of paperclips
= 55 + 26
= 81
Total number of paperclips
= 4 u + 5 u
= 9 u
9 u = 81
1 u = 81 ÷ 9 = 9
Number of paperclips that Penelope had in the end
= 5 u
= 5 x 9
= 45
Answer(s): 45