A room is 13m x 8m x 7m. Find the cost of cementing its four walls and floor at
the rate of Rs 8.5per square meter.
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Answered by
1
Answer:
3,383rupes
Step-by-step explanation:
l=13m
b=8m
h=7m
top of room=lb=13*8=104m
cuboid=2(lb+bh+hl)
=2(13*8+8*7+7*13)
=2(251)=502m^2
what we want 502-104=398m
cost =398*8.5=3,383rupes
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0
Answer:
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