a wall is 10m long 20cm thick and 1.2m high has been constructed as a partition between two plots of land .find the cost of cementing it on 5 sides at the rate of rupees 25 per sq.m
Anushka371:
its urgent plzz solve this
Answers
Answered by
2
6000 is the answer because we need to find the area 10×20×1.2=240×25=6000
no
answer should be rs 412
Answered by
16
here's ur answer!!!
we have to find the cost of cementing the wall of five sides.
therefore we have to find it's CSA+1base
length=10m
breadth=20cm=0.2m
height=1.2m
CSA+1base=2h(l+b)+lb
=2×1.2(10+0.2)+(10×0.2)
=2.4×10.2+2
=24+2
=26m²
cost of cementing=26×25
=₹650
hope this helps u...
we have to find the cost of cementing the wall of five sides.
therefore we have to find it's CSA+1base
length=10m
breadth=20cm=0.2m
height=1.2m
CSA+1base=2h(l+b)+lb
=2×1.2(10+0.2)+(10×0.2)
=2.4×10.2+2
=24+2
=26m²
cost of cementing=26×25
=₹650
hope this helps u...
thank-you sorry for my answer
why sorry
no sorry
but he is telling that answer should be ₹412
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