Wendy and Lynn shared some necklaces. Wendy's share was 45% of Lynn's share. She then increased her share of the necklaces by taking 25% of Lynn's share. Given that Wendy had 30 fewer necklaces than Lynn in the end, how many necklaces did the girls have altogether?
| |
Wendy |
Lynn |
Difference |
Total |
| Before |
9 u |
20 u |
|
29 u |
| Change |
+ 5 u |
- 5 u |
|
|
| After |
14 u |
15 u |
1 u |
29 u |
45% =
45100 =
920Number of necklaces that Wendy took from Lynn
= 25% x 20 u
=
25100 x 20 u
= 5 u
Number of fewer necklaces that Wendy had than Lynn in the end = 1 u
1 u = 30
1 u = 30 ÷ 1 = 30
Total number of necklaces that the girls had
= 29 u
= 29 x 30
= 870
Answer(s): 870
