can someone please answer this question with working
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l=7m
b=5m
h=3m
so lateral surface area=2 (l+b)×h=2 (7+5)×3=72m
and area of ceiling=7×5=35m
so total=72+35=107m
Cost=area×rs.10=Rs.107×10=Rs.1070
hence total cost=Rs.1070
b=5m
h=3m
so lateral surface area=2 (l+b)×h=2 (7+5)×3=72m
and area of ceiling=7×5=35m
so total=72+35=107m
Cost=area×rs.10=Rs.107×10=Rs.1070
hence total cost=Rs.1070
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