PSLEA stallholder had the same number of chikoos, dragonfruits and persimmons at first. After 77 persimmons, some chikoos and dragonfruits were sold, there were 189 fruits left. There were 2 times as many chikoos as dragonfruits left. The number of persimmons left was 26 less than the number of chikoos left. How many dragonfruits were sold?
|
Chikoos |
Dragonfruits |
Persimmons |
Total |
Before |
1 |
1 |
1 |
|
Change |
- ? |
- ? |
- 77 |
|
After |
2 u |
1 u |
2 u - 26 |
189 |
Total number of fruits in the end
= 2 u + 1 u + 2 u - 26
= 5 u - 26
5 u - 26 = 189
5 u = 189 + 26
5 u = 215
1 u = 215 ÷ 5 = 43
Number of persimmons at first
= 2 u - 26 + 77
= 2 x 43 + 51
= 137
The number of persimmons and dragonfruits at first is the same.
Number of dragonfruits sold
= 137 - 43
= 94
Answer(s): 94