ABL Ltd has projected the following total net income and capital expenditures. Plz give show the mathsmatics how to claculate the dividend

a) For each scenario below, compute the dividends per share paid and external financing needed over the next three years. (i) ABL adopts a residual dividend policy. (ii) ABL maintains its current dividend per share of $0.50. (iii) ABL maintains a fixed dividend payout ratio of 40 percent.