Please show step by step how to solve the problem in Excel

Answer: $75,339

1. If you invested $75 at the end of each month for the next 30 years and could earn an average of 6% return, how much would you have at the end of the 30 years?

Post the answer in whole numbers. No decimal places.

Thank you.

Please show step by step how to solve the problem in Excel

Answer: $1,139,663

2.) At the first of each month Florry invests $500 in her retirement account. She expects to earn an average of 10% over the next 30 years. How much will Florry have at the end of 30 years?

Thank you.