Question

If a varies directly as b and a=6, when b=1/3, find the equation that relates a and b

Answer 1

a=18b

Explanation:

use the equation of a=kb

so find k first 6=k1/3

k=18 then substitute it in the eqn

Answer 2

A=18b

Explanation:

A = kb

6 = k(⅓)

k = 6×3

k = 18