find the cost of white washing a 70cm long and 12 meter high wall if the cost of washing 1.sq.m is rs.10.00
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Answer:
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Explanation:
Correct option is A)
l=10m,b=4m,h=4m
Area of wall =2(lh+bh)
=2(10×4+4×4)
=112
cost of whitewashing is=15×112=1680
Cost ⇒Rs.1680
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