The cost of the paint is Rs. 36.50 per kg. If 1 kg of paint covers 16 squares feet, how much will it cost to paint outside of a cube having 8 feet each side? Select:  A) rs . 692  B) rs . 768  C) rs . 876  D) rs . 972  E) none

Rationale: "solution surface area of the cube = ( 6 × 82 ) sq . ft = 384 sq . ft . quantity of paint required = ( 384 / 16 ) kg ‹ = › 24 kg . cost of painting = rs . ( 36.50 × 24 ) = rs . 876 . answer c"
Answer: C