Correct option is B
Given:
Total plates purchased = 79
Total cost = ₹79
Plates broken = 13
Plates sold = 79 - 13 = 66
Selling price per plate = ₹5.90
Formula Used:
SP = Number of plates sold × Selling price per plate
Profit = SP - CP
Solution:
SP = 66 × 5.90 = 389.40
Profit = 389.40 - 79 = ₹310.40