Question

Person ‘x’ moves from point A to point B. with uniform speed 30 km/hr, B to A with 60 km/hr then average speed is _______ × 10 m/s

Answer 1

Find average of 30km/hr and 60km/hr

average = (30 + 60 ) / 2

=> 90/2 km/hr

=> 45 km/hr

So the correct answer would be

12.5 m/sec.

=> 1.25 × 10 m/sec