The cost of paint is Rs. 36.50 per kg. If one kg of paint covers 16 square feet, how much will it cost to paint outside of a cube having each side of 8 feet?

by

A. Rs. 870
B. Rs. 860
C. Rs. 876 
D. Rs. 890

🧠 Explanation (Math):

Given: Paint cost Rs.36.50/kg; coverage 16 ft²/kg; cube side 8 ft; paint outside
Step 1: Surface area = 6 × 8 × 8 = 384 ft²
Step 2: Kg needed = 384/16 = 24 kg
Step 3: Cost = 24 × 36.50 = 876
Final Answer: Rs. 876