Shiyun and Eva shared some bracelets. Shiyun's share was 40% of Eva's share. She then increased her share of the bracelets by taking 20% of Eva's share. Given that Shiyun had 28 fewer bracelets than Eva in the end, how many bracelets did the girls have altogether?
| |
Shiyun |
Eva |
Difference |
Total |
| Before |
2 u |
5 u |
|
7 u |
| Change |
+ 1 u |
- 1 u |
|
|
| After |
3 u |
4 u |
1 u |
7 u |
40% =
40100 =
25Number of bracelets that Shiyun took from Eva
= 20% x 5 u
=
20100 x 5 u
= 1 u
Number of fewer bracelets that Shiyun had than Eva in the end = 1 u
1 u = 28
1 u = 28 ÷ 1 = 28
Total number of bracelets that the girls had
= 7 u
= 7 x 28
= 196
Answer(s): 196
