Ellis is painting wooden fence posts before putting them in his yard. They are each 7 feet tall and have a diameter of 1 foot. There are 11 fence posts in all. How much paint will Ellis need to paint all of the surfaces of the 11 fence posts? Use 3.14 for pi, and round your answer to the nearest hundredth. Provide an example and proof for your answer to receive full credit.

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?