29.95 x 2 = $59.90(As we have 29.95 per day, and we have 2 days).
185 * 0.4 (For every 1 mile, we have to pay $0.40, so 1*0.4 = 40cents, 185*0.4 = $74).
59.90 + 74 = $143.90
A two day rental will cost $59.90, traveling 185 miles will cost $74, so in total the trip will cost $143.90