Question

The area of four walls of room is 120 meter square. If the length of room is twice of its breadth and hight is 4m , find the area of floor​

Answer 1

Answer:

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Answer 2

Answer:

Twice breadth and length be x

Area of 4 walls = 2h(l + b)

First need to find length & breadth = 12O (2l+b)

12O = 2l + b

It will be x

2 x 4(2x + x) = 12O

8(3x)=12O

3x = 15

x =5

Now area of floor =5(2 x 5)

=5Om2