Find the volume of a sphere, given that its surface area is 600cm2, round your answer to 3 significant figures.

Can someone me and do the problem plz so i can understand it more better

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?