2 people in front of 2 people. 2 people behind 2 people, and 2 people beside 2 people. How many people are there?

4 rubber ducks were floating in the bathtub, 2 floated away and 2 drowned. How many ducks are still alive?

A 300 ft. train is traveling 300 ft. per minute must travel through a 300 ft. long tunnel. How long will it take the train to travel through the tunnel?

A bat and a ball cost $1.10. The bat costs one dollar more than the ball. How much does the ball cost?