Question

Suppose that y varies inversely with x. Write an equation for the inverse variation.
y=2 when x=5
a. y=x/10
b. x=y/3
c. y=10/x
d. y=3x

Answer 1

Answer is c. y=10/x,

2=10/5
2=2
y=k/x -inverse variation, k - constant

Answer 2

y= 10/x because on gradpoint that is the correct answer