The total cost of flooring a room at rs 8.50 per square metre is rs.510.If the length of the room is 8m,find its breadth
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= 8•5/510=area=60 m²
area of room = l × b
60 m² = 8m ×b
b= 60/8.
b = 7• 5 m
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Therefore the Answer...Breadth is equal to 7.5m
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