5. On July 9, 2022, 0.35 inches of rain fell on Charlotte, NC. The area of the City of Charlotte is 309.25 square miles. An acre-foot of water is one acre of area covered to a depth of one foot. Assuming the rainfall was uniformly deep across the city, what was the volume of rainfall in acre-feet (nearest 1 ac-ft) and in gallons (nearest 100,000 gal). 6. A building has a flat roof that measures 16 m by 12 m. During a recent rain, the entire roof received a rainfall depth of 4 mm. All of the water flowed into gutters and was collected into a cylindrical barrel (diameter of 1.2 m). How much did the level in the barrel (m) increase as the result of this rain? (Report results to 0.01 decimal place).