Since you are giving no information whatsoever, the formula could be:
S = (1/2)g.t², where s is the distance, 9 =9.8 m/s² and t = time
S = (1/2).(9.8)(2.2)² ans S= 23.7 meters
The 8th character would be 58
The commutative pooperty of x + 7 is equal to 7 + x.
I am sorry this is where I can get too.