The length of a rectangular floor is one and a half times its breadth. What is the perimeter of the floor (in meters) if its area is 216 sq. meters:

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উত্তর: 60

Let, breadth = x x × 3x/2 = 216 x2 = ( 216× 2) /3 = 72 × 2 = 144 x = 12 Breadth = 12 Length = 3/2 × 12 = 18 Perimeter of the floor = 2 ( 12 + 18) = 60

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