Someone Help please!

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.