The length and the breadth are in the ratio 3 : 2. If its perimeter is 30 cm, find its breadth.
(a) 6 cm (b) 7 cm (c) 8 cm (d) none of these
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Step-by-step explanation:
Let the number be x
so 3x + 2x = 5x
Therefore x = 30/5 = 6
Breadth = 6 cm
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