JEE Main 202330 Jan, Evening shiftPhysicsEasyKinematics177× since 2002A vehicle travels 4 km4 \mathrm{~km}4 km with speed of 3 km/h3 \mathrm{~km} / \mathrm{h}3 km/h and another 4 km4 \mathrm{~km}4 km with speed of 5 km/h5 \mathrm{~km} / \mathrm{h}5 km/h, then its average speed isAOption A. 3.75 km/h3.75 \mathrm{~km} / \mathrm{h}3.75 km/hBOption B. 4.25 km/h4.25 \mathrm{~km} / \mathrm{h}4.25 km/hCOption C. 3.50 km/h3.50 \mathrm{~km} / \mathrm{h}3.50 km/hDOption D. 4.00 km/h4.00 \mathrm{~km} / \mathrm{h}4.00 km/hCheckSkip · show solution
