PSLEA grocer had the same number of persimmons, grapefruits and guavas at first. After 79 guavas, some persimmons and grapefruits were sold, there were 95 fruits left. There were 2 times as many persimmons as grapefruits left. The number of guavas left was 35 fewer than the number of persimmons left. How many grapefruits were sold?
|
Persimmons |
Grapefruits |
Guavas |
Total |
Before |
1 |
1 |
1 |
|
Change |
- ? |
- ? |
- 79 |
|
After |
2 u |
1 u |
2 u - 35 |
95 |
Total number of fruits in the end
= 2 u + 1 u + 2 u - 35
= 5 u - 35
5 u - 35 = 95
5 u = 95 + 35
5 u = 130
1 u = 130 ÷ 5 = 26
Number of guavas at first
= 2 u - 35 + 79
= 2 x 26 + 44
= 96
The number of guavas and grapefruits at first is the same.
Number of grapefruits sold
= 96 - 26
= 70
Answer(s): 70