Becker Bikes manufactures tricycles. The company expects to sell 550 units in May and 680 units in June. Beginning and ending finished goods for May is expected to be 195 and 160 units, respectively. Junes ending finished goods is expected to be 170 units. Each unit requires 3 wheels at a cost of $25 per wheel. Becker requires 20 percent of next months material production needs on hand each month. Julys production units is expected to be 650 units. Compute Beckers direct materials purchases budget with respect to wheels for May and June.