Find the sum

14.3 + 7.36 = ?

What is best way to getting answer for my exam is

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?

Someone which statements are true? check all that apply.