Question

Total cost of flooring a room at 50 per m² is 4000 if the breadth is 8m find its length​

Answer 1

Answer:

Cost of flooring per square meter  = Rs.8.50

⇒  Total cost of flooring of room = Rs.510

 ∴    Area of the room = 8.50510=60m2

⇒    Area of the room = l×b

⇒    60=8×b

∴     b=860=7.5m.

∴    Breadth of the rioom is 7.5m.

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Answer 2

Step-by-step explanation:

Cost of flooring per square meter = Rs.8.50

⇒ Total cost of flooring of room = Rs.510

∴ Area of the room = 8.50 /510

=60m ^2

⇒ Area of the room = l×b

⇒ 60=8×b

∴ b= 8

60 =7.5m.

∴ Breadth of the rioom is 7.5m.

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