a chemical engineer saving for his retirement deposited $10000 into a stock fund at t=0. in year one and eacgh year there after through year 20, he increased the deposite by $1500. if the rate of return on the investments is 12% per year , how much will his retirement account be worth at the end of year 20?

USE EXCEL SPREAD SHEET AND FUNCTIONS TO SOLVE THE PROBLEM (subject is engineering economy)