PSLE Xandra had 48 post-it notes and Kylie had 18 post-it notes. After Xandra gave some of her post-it notes to Kylie, the number of post-it notes Xandra and Kylie had was in the ratio 2 : 4. How many post-it notes did Kylie have in the end?
|
Xandra |
Kylie |
Total |
Before |
48 |
18 |
66 |
Change |
- ? |
+ ? |
|
After |
2 u |
4 u |
6 u |
Total number of post-it notes
= 48 + 18
= 66
Total number of post-it notes
= 2 u + 4 u
= 6 u
6 u = 66
1 u = 66 ÷ 6 = 11
Number of post-it notes that Kylie had in the end
= 4 u
= 4 x 11
= 44
Answer(s): 44