In a trip, Kiran travelled 50 miles per hour for 3 hours on bike. Further he travelled by car for 2 hours at 65 miles per hour. He stopped for 2 hours for rest. After rest he travelled on bike for 4 hours at 80 miles per hour to reach his destination. Find Kiran’s average speed for the entire journey. (in miles per hour) (Rounded off to two places of decimals)

A

54.54

B

65.68

C

60.06

D

50.44