Here goes problem 2 of three dimensional figures

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?

Acarton of juice contains 64 ounces miss wilson bought six cartons of juice how many ounces of juice did she buy

What is the gcf of 20c^3-5c^4+30c^6