Question

. y varies directly as the square root
of x. When x = 12, then y = 6. Find y
when x = 48.

Answer 1

Answer:

y = k x^2

6 = k 12^2

k = 6/ 144

k = 1/ 24

now X=48 y = ?

y = k x^2

= 1 / 24 × 48×48

= 2× 48

= 96 ans

Answer 2

Answer:

y = 24

Step-by-step explanation:

given that,

y varies directly as the square root of x. when x= 12 then y =48.

therefore,

x = 48 then y = 24

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