Q180
A man goes to a place on bicycle at speed of 16 km/hr and comes back at lower speed. If the average speed is 6.4 km/hr in total, then the return speed (in km/hr) is :
A.
10 km/hr
B.
8 km/hr
C.
6 km/hr
D.
4 km/hr
AnswerAnswer: Option D
Solution
Answer: Option D
Solution: