Dana and Shiyun shared some bangles. Dana's share was 35% of Shiyun's share. She then increased her share of the bangles by taking 20% of Shiyun's share. Given that Dana had 25 fewer bangles than Shiyun in the end, how many bangles did the girls have altogether?
| |
Dana |
Shiyun |
Difference |
Total |
| Before |
7 u |
20 u |
|
27 u |
| Change |
+ 4 u |
- 4 u |
|
|
| After |
11 u |
16 u |
5 u |
27 u |
35% =
35100 =
720Number of bangles that Dana took from Shiyun
= 20% x 20 u
=
20100 x 20 u
= 4 u
Number of fewer bangles that Dana had than Shiyun in the end = 5 u
5 u = 25
1 u = 25 ÷ 5 = 5
Total number of bangles that the girls had
= 27 u
= 27 x 5
= 135
Answer(s): 135
