Question

the area of four walls of a room is 120 m .the length is twice its breadth .if the height of the room is 4m find the area of floor

Answer 1

Let breadth be x m
So, length = 2x m

So, 2*4*(2x+x) = 120
or, 3x = 15
or, x = 5

So, area of floor = 5*(2*5)m2 = 50m2

Answer 2

Answer:

Step-by-step explanation:

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