There were 245 passion fruits and pomegranates in a fruit stall.
27 of the passion fruits and
38 of pomegranates were sold. Given that there were 185 passion fruits and pomegranates left, how many passion fruits were there in the fruit stall at first?
|
Passion Fruits |
Pomegranates |
Before |
7 u |
8 p |
Change |
- 2 u |
- 3 p |
After |
5 u |
5 p |
7 u + 8 p = 245 --- (1)
5 u + 5 p = 185 --- (2)
Make p the same.
(1)
x 5 35 u + 40 p = 1225 --- (3)
(2)
x 8 40 u + 40 p = 1480 --- (4)
(4) - (3)
40 u - 35 u = 1480 - 1225
5 u = 255
1 u = 255 ÷ 5 = 51
Number of passion fruits at first
= 7 u
= 7 x 51
= 357
Answer(s): 357