The dimensions of a cuboidal box are 6m× 400cm×1.5m.find the cost of painting its entire outer surface at the rate of rupees 22 per cm square
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Answer:
Step-by-step explanation:
l=6m
b=400cm=4m
h=1.5m
TSA of cuboid = 2 (lb+bh+lh)
= 2(6*4 + 4*1.5 + 6*1.5)
= 2(24+6+9)
= 2*39
=78m convert it into cm
So 78*100 = 7800
At the rate of rupees 22
= 7800 *22 =171600rupees
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