Asmall can of paint was 1/2 of a liter. that was enough to fill 1/4 of a paint sprayer .how many cans of paint would it take to completely fill the sprayer

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?