80 POINTS AND BRAINLIEST!!!!!!

If you invested $500 at 5% simple interest for 2 years, how much interest do you earn?

Show work and answer in complete sentences to earn full credit.

If you invest $500 at 3% compounded monthly for 2 years, how much interest you do earn? Show work and answer in complete sentences to earn full credit.

What you rather do? show and explain your answer or you will be reported