leah asks people at a theater how old they are. she findd that 8 out of 75 people are under the age 12. if there are 2,434 people at the theater, how many people can leah expect to he under the age of 12

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?