How to do this on excel? i have attached my work for number 8 as a reference

this is complete. i will add #8 so you can see it as a reference

9 Mr. Wise makes payments (as per problem 8) for the first ten years and stops making payments afterwards due personal problems. How much would he have accumulated at the time of retirement assuming that the accumulated amount keeps on earning interest at the stated rate on a monthly basis? 8 Future Value Time Period (months) Interest Rate $1,000,000 300 12.00% PMT $532.24 8. Mr. Wise is retiring in 25 years. He would like to accumulate $1,000,000 for his retirement fund by then. He plans make equal monthly payments to achieve his goal. If the rate of return on the retirement fund is 12% (APR), what will his monthly payments be? Mr. Wise makos payments (as per problem 8) for the first ten years and stops making payments afterwards due personal problems. How much would he have accumulated at the time of retirement assuming that the accumulated amount keeps on earning interest at the stated rate on a monthly basis? 9