Which of these is not a physical property of matter? select one: a. flammability b. color c. hardness d. density

t.                 w               e                 n                   t                 y                 c             h               a           r           a               c                 t             e             r             s        

here we know that ball will drop down by total distance 3.2 m

so here we know that

now using kinematics

now in the same time it will cover horizontal distance of 0.75 m

so speed of the ball will be