Question

Mohan 1 ghante Mein 4 kilometre tatha Krishna Dhai ghante Mein 4 kilometre chalta hai Mohan tatha Krishna ki gati ka anupat gyat kijiye​

Answer 1

$speed = distance \times time$

$speed \: of \: mohan = 4 \times 1 \\ = \frac{4 \: km}{hr}$

$speed \: of \: krishna = 2.5 \times 4 \\ = \frac{10 \: km}{hr}$

Hope you understand...