Becker Bikes manufactures tricycles. The company expects to sell 480 units in May and 610 units in June. Beginning and ending finished goods for May is expected to be 160 and 125 units, respectively. June's ending finished goods is expected to be 135 units. Each unit requires 3 wheels at a cost of $18 per wheel. Becker requires 20 percent of next month's material production needs on hand each month. July's production units is expected to be 580 units. Compute Becker's direct materials purchases budget with respect to wheels for May and June. May June Budgeted cost of wheels purchased