PSLEA fruit seller had an equal number of dragonfruits, guavas and persimmons at first. After 60 persimmons, some dragonfruits and guavas were sold, there were 190 fruits left. There were 2 times as many dragonfruits as guavas left. The number of persimmons left was 25 fewer than the number of dragonfruits left. How many guavas were sold?
|
Dragonfruits |
Guavas |
Persimmons |
Total |
Before |
1 |
1 |
1 |
|
Change |
- ? |
- ? |
- 60 |
|
After |
2 u |
1 u |
2 u - 25 |
190 |
Total number of fruits in the end
= 2 u + 1 u + 2 u - 25
= 5 u - 25
5 u - 25 = 190
5 u = 190 + 25
5 u = 215
1 u = 215 ÷ 5 = 43
Number of persimmons at first
= 2 u - 25 + 60
= 2 x 43 + 35
= 121
The number of persimmons and guavas at first is the same.
Number of guavas sold
= 121 - 43
= 78
Answer(s): 78