When harvesting strawberries by hand a person is able to collect 50 pounds a day, while a machine is able to collect 6,000 pounds. 98% of the strawberries that are picked by
hand are sellable, while only 90% of the ones picked by the machine are sellable. Write
an expression of how many pounds of strawberries are able to be sold using h for the
number of day the hand picker work and m the number of days the machine works.