Question

If p varies directly as the square of t and p = 252 when t = 6. Find p when t = 3

Answer 1

Answer:

y=

z

kx

⇒p=

r

kq

2

60=

81

k(6

2

)

60=

9

36k

540=36k

k=15

p=

r

15q

2

p=

(

144)

15(8

2

)

p=

4

5(64)

p=80