Jared Inc. produces leather handbags. The sales budget for the next four months is: July $5,400$ units, August $7,000,$ September $8,400,$ October $8,100.$ Each handbag requires $0\mathrm{.}5$ square meters of leather. Jared Inc.$$s finished goods inventory policy is $10\%$ of next month$$s sales needs. Jared Inc.$$s leather inventory policy is $20\%$ of next month$$s production needs. What will leather purchases be in August?