Question

10) Rakshit starts from his house and cov-
ers a distance at 25 km/hr and returns to the
starting place at 15 km/hr. His average speed
during whole journey is.
(1) 16 km/hr
(2) 12.75 km/hr
(3) 12.50 km/hr
(4) 18.75 km/hr​

Answer 1

Answer:

Step-by-step explanation:

Average Speed = (15+10)/2

= 1

12-- km/hr

Answer 2

Answer:

A person starting from his house cover a distance at 20 km per hour and returns to the starting place at 30 km per hour is average speed during whole journey is a) 25 b) 24 c) 27 d) 22. ... 2xy/(x+y) Average speed= 2×20×30/(20+30) = 24 kmph