Correct Answer - Option 3 :
Rs. 600
Given:
SP of the table = Rs. 720
Formula used:
Profit% = (Profit/Cost Price) × 100
Calculation:
SP of the table = Rs. 720
MP of the table = Rs. 720 × [100/80] = Rs. 900
CP of the table = Rs. 900 × [100/150] = Rs. 600
∴ The cost price of the table is Rs. 600.