International+Commerce+Centre,+D+Corrigan

The International Commerce Centre is located in Hong Kong, China. It is the fifth tallest building in the world at 1,588 ft. The construction of the building began in 2002 and was completed in 2010. The building is used as a hotel and commercial office. It has 108 floors above the ground.

1. Jim is 6 ft tall and was standing at the top of the 1,588 ft. building and dropped a ball from his head. How long will it take for the ball to hit the ground?

2. Jim’s friend Mike was standing in the street next to the building with the ball that Jim dropped. He invented a launcher to get the ball back to Jim. It launches the ball at 320 feet per second. How long will it take for the ball to get to Jim?