Question

the length and breadth of a room are in the ratio 7:6.Find the length if the breadth is 12 m

Answer 1

Let the length be 7x and breadth be 6x.
A.T.Q
= 7x+6x = 7x+12
= 7x+6x-7x = 12
= 6x = 12
= x = 12/6
= x = 2
Length = 7x
= 7×2
= 14.
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Answer 2

Step-by-step explanation:

7x+6x=7x+12

7x+6x-7x=12

6x=12

x=12/6

x=2

length=7x

=7x2

=14

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