Question

If p and q vary directly with each other , then find the value of q when p=7 and the constant of variation is 1/6

Answer 1

p and q vary directly and 1/6 is the constant

⇒ p = 1/6 q

When p = 7:

p = 1/6 q

7 = 1/6 q

q = 7 x 6 = 42

Answer: q = 42