what is the Net Present Value for every year?

ROI = Gross revenue/ Purchase Value 100 Gross revenue is the difference between the sales value-purchase value. Effectively, this is your profit. ROI is the profit as a percentage earned on your imestment. So, the imvestment is the purchase value. The ROI for all the years is 7.69% ( If the price and sales price remain the same at aM13/kg and RM14/kg respectively) To increase ROl, Benerate more sales and revenues or raise the prices: ROI = Gross revenue/ Purchase Value 100 Gross revenue is the difference between the sales value-purchase value. Effectively, this is your profit. ROI is the profit as a percentage earned on your imestment. So, the imvestment is the purchase value. The ROI for all the years is 7.69% ( If the price and sales price remain the same at aM13/kg and RM14/kg respectively) To increase ROl, Benerate more sales and revenues or raise the prices