What’s the answers

Question

Suppose y varies directly with x and inversely with z. When x=33 and z=3, then y=11. Find the constant of variation and the equation of combined variation

Answer 1

y=kx/z

11=k(33)/3 = 11k

11k=11

k= 11/11

k=1

y=kx/z = (1)x/z

y = x/z