Question

Suppose p varies directly with d, and p = 7 when d = 3. What is the value of d when p = 28?

A.
12

B.


C.
16

D.

Answer 1

B. 4/3

C. 140/3

Answer 2

I will medal!

Answer 3

direct variation as x increases y increases by a constant factor, k
y = kx

Answer 4

so it is A right?

Answer 5

here you have p and d same process whatever the letters