Jean had 90% as many candy canes as Victoria. Jean gave away 20% of her candy canes and Victoria bought another 60 candy canes. As a result, Jean now has 60% as many candy canes as Victoria. Find the number of candy canes that Jean had in the end.
| |
Jean |
Victoria |
| Before |
9x3 |
10x3 |
| Change |
- 1.8x3 |
+ 60 |
| After |
7.2x3 |
10x3 + 60 |
Comparing Jean and
Victoria in the end |
3x7.2 |
5x7.2 |
| |
Jean |
Victoria |
| Before |
27 u |
30 u |
| Change |
- 5.4 u |
+ 60 |
After
|
21.6 u
|
30 u + 60 =
36 u |
90% =
90100 =
91020% x 9
=
20100 x 9
= 1.8
60% =
60100 =
35The number of candy canes that Jean had in the end is repeated.
Make the number of candy canes that Jean had in the end the same.
The number of candy canes that Victoria had in the end is repeated.
30 u + 60 = 36 u
36 u - 30 u = 60
6 u = 60
1 u = 60 ÷ 6 = 10
Number of candy canes that Jean had in the end
= 21.6 u
= 21.6 x 10
= 216
Answer: 216
