Mr chopra wants to put a wooden board around a painting if the length of the painting is 40cm and its Breadth is 25 what will be the cost of putting the boarder at RS=40perm?
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Answer:
Perimeter = 2(l+b)=2(40+25)=130cm
2
Rate = Rs 40 per m = Rs
100
40
per cm
Cost = 130×
100
40
=52 Rs
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