Question

If x and y vary inversely and x = 5, when y = 2. Find y, when x = 2​

Answer 1

Answer:

Correct option is

A

x=

4

25

It is given that, x and y vary inversely.

∴ xy=k

For x=5 and y=15 we have:

⇒ 5×15=k

⇒ k=75

For y=12,

⇒ 12x=75

⇒ x=

12

75

⇒ x=

4

25