SAA Committee has implemented a program to recycle all plastic drink cups used during the Annual UCSI Book's fair. Their goal is to generate RM50, 000 by the end of the recycle program's 5 years life. Each recycled cup can be sold for RM0.02. How many cups must be recycled annually to meet this goal? Assume uniform annual plastic cup usage and a 15% interest rate. Draw the cash flow diagram.