What is the inverse of y = 2x

If 20% of a number is 35, what is 50% of that number?

Acircle has a circumference of 28.36 units what is the diameter of the circle

Which best describes the function on the graph? direct variation; k = −2 direct variation; k = -1/2 inverse variation; k = −2 inverse variation; k = -1/2