A car started running at a speed of 34 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 10 hours of the journey. Pick.
A) 43 km  B) 76 km  C) 25 km  D) 15 km  E) 30 km
43 km   43 km   The total distance covered by the car in the first 10 hours = 34 + 36 + 38 + 40 + 42 + 44 + 46 + 48 + 50 + 52= sum of 10 terms in 43 kmP whose first term is 34 and last term is 52 = 10/2 [34 + 52] = 430 km.
<result>A</result>
A car started running at a speed of 34 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 10 hours of the journey.