Question

(1) X is partially consonant And partial Varies as Y when Y=2, X =30, And Y=6 X =50

(a) Find the relationship between X and Y

(b)find X when Y=3

Answer 1

x = k + by
You know that
30 = k + 2b
50 = k + 6b
Now just solve for k and b, and you can answer the questions