The total distance D traveled by John is given by
D = 50 * 2 + 3 * 55 = 265 miles.
This justifies what answer for what question? Q & A:
John left home and drove at the rate of 50 mph for 2 hours. He stopped for lunch then drove for another 3 hours at the rate of 55 mph to reach his destination. How many miles did John drive?
Options:
(A) 235 miles.
(B) 245 miles.
(C) 255 miles.
(D) 265 miles.
(E) 275 miles.
(D)