Q348
A man on tour travels 160 km by car at 64 km/hr and another 160 km by bus at 80 km/hr. The average speed for the whole journey is :
A.
35.55 km/hr
B.
36 km/hr
C.
71.11 km/hr
AnswerD.
71 km/hr
Answer: Option C
Solution
Answer: Option C
Solution:
Total time taken :∴ Average speed :