John left home and drove at the rate of 45 mph for 2 hours. He stopped for lunch then drove for another 3 hours at the rate of 50 mph to reach his destination. How many miles did John drive?
Options:
(A) 235 miles.
(B) 245 miles.
(C) 240 miles.
(D) 265 miles.
(E) 275 miles. Stream of consciousness:
The total distance D traveled by John is given by
D = 45 * 2 + 3 * 50 = 240 miles.
Thus, the answer is (C).