POSSIBLE POINTS. 10
The circumference of a circle-shaped table is 314 inches. Which measurement is closest to the area of the table in square inches? (Use 3.14 for pi)

A.3,140 in 2
B.7,850 in 2
C.785 in 2
D.31,400 in 2

Suppose that a disk drive has 5,000 cylinders, numbered 0 to 4,999. the drive is currently serving a request at cylinder 2,150, and the previous request was at cylinder 1,805. the queue of pending requests, in fifo order, is: 2069, 1212, 2296, 2800, 544, 1618, 356, 1523, 4965, 3681