(C) 81
(D) 181,440
(E) 362,880
13 . Dick and Suzanne drove for 13 hours at 55 miles per hour. If they had
traveled at a rate of 65 miles per hour, how much time, in hours,
would they have
saved?
(A) 0.5
(B) 1
(C) 2
(D) 6
(E) 11
14 . If x and y are both positive odd integers, which of the following must
be an odd integer?
(A) x + y
(B) 5 x + 3y
(C)
(D) x − y