does anyone know how to do this problem question??? its mangerial accounting btw thank uuuuu

Lexi Company budgets unit sales of 1,870,000 in April, 1,250,000 in May, 190,000 in June, and 1,960,000 in July. Beginning inventory on April 1 is 748,000 units, and the company wants to have 40% of next month's unit sales in inventory at the end of each month. The merchandise cost per unit is $0.50. Prepare a merchandise purchases budget for the months of April, May, and June