Question

7. If the ratio between the length and perimeter of a rectangular plot is 1:3. then the ratio
between the length and breadth of the plot is
(a) 1:2
(b) 2:1
(c) 3:2
(d) 2:3​

Answer 1

Answer:

let length of rectangle be 'l'm, breadth be 'b'm.

pl=312(l+b)l=313l=2l+2bl=2b∴bl=12

 therefore required ratio is 2:1

Answer 2

Answer:

2:1

Step-by-step explanation:

l/2(l+b)=1/3

=>3l=2l+2b

=> l/b=2/1

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