Correct option is C
Given:
Cost price (CP): 7 lemons for ₹1
CP per lemon
Required gain = 40%.
Formula Used:
Selling price per lemon =
Lemons per ₹1 =
Solution:
SP per lemon = rupee.
Lemons per ₹1
Alternate Method :
To get (40%) gain, SP : CP = 140 : 100 = 7 : 5.
If CP of 7 lemons is ₹1, then SP of 5 lemons is ₹1
sell 5 lemons for ₹1.