Afactory can produce 20 machines in 1 hour on weedays the factory operates 8 hours per day how many machines can the factory produce in 1 weekday?

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?