The window a room is 20m long and 14m wide. If the carpenter work to put a metallic frame around it which cost rs.120 per m ,then how much will the metallic cost?
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Answered by
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Length =20 m
Breadth =14 m
Perimeter =2(l+b)
2(20+14)=2*34=68 m
Given cost per m =120 rs
Then the total cost =68*120=8160 rs
Breadth =14 m
Perimeter =2(l+b)
2(20+14)=2*34=68 m
Given cost per m =120 rs
Then the total cost =68*120=8160 rs
kashifishi786pe90gx:
this is wrong answer
it is given around the frame... not inside
and the cost is given in m.. not in m²
Answered by
37
hope it helps you ok
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