solve the problem?

Question

30) the height, y, at time, of a falling object that had no initial velocity is given by the following formula: y=h o -1 over 2gt square 2, where is h o is the initial height in feet, t is the time in seconds, and g is the gravational constant (32 ft over s2). suppose that a rock is dropped out of a hot air balloon that is 1020 feet high. how many feet did the rock drop from t=2.3 seconds to t=5.6 seconds?

A) 935.4feet B) 586.4 feet C) 417.1 feet D) 102 feet

Answer 1

its 2 mathy. give a direct equation.