Joshua is comparing two vehicles that he wants to buy. The first car is a sports car that gets 24 miles per gallon. The second car is a sedan that gets 36 miles per gallon. Assuming that gas is $2.85 per gallon and he usually drives 8,000 miles each year, how much money will Joshua save if he purchases the more fuel-efficient vehicle?

The mountain springs water company has two departments, purifying and bottling. the bottling department received 67,000 liters from the purifying department. during the period, the bottling department completed 65,000 liters, including 3,000 liters of work in process at the beginning of the period. the ending work in process was 5,000 liters. how many liters were started and completed during the period?