The cost of the paint is rs.40.00 per kg. if 1kg of paint covers 20sq.ft, how much will it cost to paint outside of a cube having 10 feet each side
Choose the correct choice from the following choices
A) Rs.1200	B) Rs.672	C) Rs.546	D) Rs.876	E) None of these
Explanation:   surface area of a cube= 6 x 10^2 = 600s q.ft   quantity of paint required=(600/20)= 
<gadget id="calculator">(600/20)</gadget>
<output>30</output>
30 kg   cost of painting= 40 x 30 = Rs.1200   Rs.1200nswer: Rs.1200
<result>A</result>
The cost of the paint is rs.40.00 per kg. if 1kg of paint covers 20sq.ft, how much will it cost to paint outside of a cube having 10 feet each side