a box without lid is in the form of a cuboid.its dimensions are 1.3 m by 0.75 m by 0.2 m.Find the cost of painting its outer surface if the rate of painting is rs.15.00 per square metre
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area=(1.3*0.75+0.75*0.2+0.2*1.3)=0.820. spend=0.820*15=12.300
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Answer:
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Step-by-step explanation:
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