Winnie had an equal number of mandarin oranges and plums at first. She sold one-quarter of the plums and bought another 32 mandarin oranges. In the end, she had twice as many mandarin oranges as plums. Find the number of plums she had at first.
| |
Plums |
Mandarin Oranges |
| Before |
4 u |
6 u - 32 |
| Change |
- 1 u |
+ 32 |
| After |
3 u |
6 u |
The number of mandarin oranges and plums at first is the same.
6 u - 32 = 4 u
6 u - 4 u = 32
2 u = 32
1 u = 32 ÷ 2 = 16
Number of plums that she had at first
= 4 u
= 4 x 16
= 64
Answer(s): 64
