JEE Main 20264 Apr, Evening shiftPhysicsMediumKinematics177× since 2002
Two cars and are moving in the same direction along a straight line with speeds 100 km/h and 80 km/h, respectively such that car is moving ahead of car . A person in car throws a stone with a speed so that it hits the car with a speed of 5 m/s. The value of is ______ km/h.