ABC Company$$s budgeted sales for June, July, and August are $1400018000,$ and $16000$ units, respectively. ABC requires $25\%$ of the next month$$s budgeted unit sales as finished goods inventory each month. Budgeted ending finished goods inventory for May is $3,500$units. Each unit that ABC Company produces uses $4$ pounds of raw material. ABC requires $20\%$ of the next month$$s budgeted production as raw material inventory each month.

Required:

Calculate the number of pounds of raw material to be purchased in June.