Multiple choice

What is cost of painting 4 walls of the room at the rate of Rs. 54 per sq. m, if the the dimension of the room is 10 m x 12 m x 14 m?

  1. Rs. 28080

  2. Rs. 30800

  3. Rs. 33264

  4. Rs. 31104

  5. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Area of 4 walls of the room = [2 x 14 x (10 + 12) ] sq. m = [28 x 22] sq. m = 616 sq. m Therefore, cost of painting = Rs. ( 616 x 54 ) = Rs. 33264

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