Hero has some special characteristics which makes him hero
one of those characteristics of a hero is that a hero always shows courage and never fall down or run out from the situations instead he faces all the challenges with courage and never pocks down even in tricky situations.
a hero is that which helps the other when they need him in any situation or at any mode of life.a real hero does not care for his life .To save others he put his life in danger and shows courage.
/ 0.5 = 
=49.5 miles per hour