Q. A ball is thrown horizontally from a point 100 m above the ground with a speed of 20 m/s. Which 
statements is incorrect regarding the ball just before reaching the ground? 

1. Horizontal distance covered by the ball is 90.35 m. 
2. Time taken by the ball is 4.5 s. 
3. Speed of the ball is 49 m /s  
4. Displacement of the ball 110$\sqrt{2}$m.