Yen had an equal number of apples and limes at first. She sold one-quarter of the limes and bought another 64 apples. In the end, she had twice as many apples as limes. Find the number of limes she had at first.
| |
Limes |
Apples |
| Before |
4 u |
6 u - 64 |
| Change |
- 1 u |
+ 64 |
| After |
3 u |
6 u |
The number of apples and limes at first is the same.
6 u - 64 = 4 u
6 u - 4 u = 64
2 u = 64
1 u = 64 ÷ 2 = 32
Number of limes that she had at first
= 4 u
= 4 x 32
= 128
Answer(s): 128
