Zara had an equal number of papayas and apricots at first. She sold one-third of the apricots and bought another 87 papayas. In the end, she had thrice as many papayas as apricots. Find the number of apricots she had at first.
| |
Apricots |
Papayas |
| Before |
3 u |
6 u - 87 |
| Change |
- 1 u |
+ 87 |
| After |
2 u |
6 u |
The number of papayas and apricots at first is the same.
6 u - 87 = 3 u
6 u - 3 u = 87
3 u = 87
1 u = 87 ÷ 3 = 29
Number of apricots that she had at first
= 3 u
= 3 x 29
= 87
Answer(s): 87
