x varies inversely as square of y. Given that y=2 for x=1. The value of x for y=6 will be equal is-

x varies inversely as square of y. Given that y=2 for x=1. The value of x for y=6 will be equal is- Correct Answer 1/9

Hints: x infinite 1/y2 x = k 1/y2 k = xy2 = 1×22 = 4 Now, x = 4×1/y2 = 4× 1/62 = 4/36 = 1/9 (ans)
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