Question

The length and breadth of rectangle is in the ratio 7:4 . The area of field is 252 m square.find it's dimensions

Answer 1

Let length & breadth are 7x & 4x respectively.
area= 7x × 4x=252
x^2 =252÷28=9
x=3
length=7×3=21m
breadth=4×3=12m
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