A marble dropped from a bridge strikes the water in 5 s. Calculate (a) t...

A marble dropped from a bridge strikes the water in 5 s. Calculate (a) the speed at which it strikes and (b) the height of the bridge.

49.05 m/s, 122.63 m

59.05 m/s, 122.63 m

c.   59.05 m/s, 225.63 m

d.   69.05 m/s, 322.63 m