Convert the Cartesian equation x^3 = 4y^2 to a polar equation.

r = 4cosθ
r = 4sinθ
r = 4sin²θ/cos³θ

Can someone show me the steps to solve the problem?

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

Madeline takes her family on a boat ride. going through york canal, she drives 6 miles in 10 minutes. later on as she crosses stover lake, she drives 30 minutes at the same average speed. which statement about the distances is true?