Mensuration Practice Test 9

Question : 29 of 40

Marks: +1, -0

The ratio between the length and the perimeter of a rectangular plot is 1 : 3. What is the ratio between the length and breadth of the plot?

Solution:

Let length = l
Perimeter = 3l
3l = 2(l + b)
3l = 2l + 2b
l = 2b

l/b

2/1

So, required ratio = 2 : 1

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