Hazel and Julie shared some bracelets. Hazel's share was 30% of Julie's share. She then increased her share of the bracelets by taking 20% of Julie's share. Given that Hazel had 21 fewer bracelets than Julie in the end, how many bracelets did the girls have altogether?
| |
Hazel |
Julie |
Difference |
Total |
| Before |
3 u |
10 u |
|
13 u |
| Change |
+ 2 u |
- 2 u |
|
|
| After |
5 u |
8 u |
3 u |
13 u |
30% =
30100 =
310Number of bracelets that Hazel took from Julie
= 20% x 10 u
=
20100 x 10 u
= 2 u
Number of fewer bracelets that Hazel had than Julie in the end = 3 u
3 u = 21
1 u = 21 ÷ 3 = 7
Total number of bracelets that the girls had
= 13 u
= 13 x 7
= 91
Answer(s): 91
