A car started running at a speed of 30 km/hr and the speed of the car was increased by 2 km/hr at the end of every hour. Find the total distance covered by the car in the first 8 hours of the journey.
Pick: A) 296 km B) 352 km C) 642 km D) 742 km E) 382 km
The total distance covered by the car in the first 8 hours = 30 + 32 + 34 + 36 + 38 + 40 + 42 + 44 = sum of 8 terms in AP whose first term is 30 and last term is 44 = 8/2 [30 + 44] = 296 km.   296 kmNSWER:296 km
<result>A</result>
A car started running at a speed of 30 km/hr and the speed of the car was increased by 2 km/hr at the end of every hour. Find the total distance covered by the car in the first 8 hours of the journey.