Answer: 2
Step-by-step explanation: Buying price per Apple=34/8=17/4 Rs
Selling price per Apple=57/12=19/4Rs
Profit per apple=Selling price-Buying price
Profit=
4
19
−
4
17
Profit=
4
2
Profit=
2
1
apples should be sold to earn a net profit of Rs 45
45=x× -
2
1
=2
Answer (A) 2