1. A girl is standing in an elevator that is moving upward at a velocity of 12 ft/s when she drops her handbag. If she was originally holding the handbag at a height of 4 ft above the elevator floor, how long will it take the bag to hit the floor.

1. A lifeguard, who is the last to jump on a sinking ship, steps over the side. The deck is 15 m above the water surface. With what velocity does the lifeguard ht the water below?