1. A group of 68 students went to an amusement park
A group of 68 students went to an amusement park. Some went in cars and some on a bus. That night the same bus and cars brought them home. Going to the amusement park, 41 students rode the bus and 3 students rode in each car. Coming home, 4 students rode in each car. How many students came home by bus?

2. At “Never Late” railroad station there are two tracks, A and B, both going to the city. At 7 A.M. a train leaves on each track, at the same time, for the city. After that, the trains on track A leave every 8 minutes and those on track B leave every 9 minutes. Mr. Cortez arrives at the train station at 8:25 A.M. He will have to wait ______ minutes for the next train?

3. A worm has to climb a barrier 25 feet high
A worm has to climb a barrier 25 feet high. It climbs 7 feet every day and slips down 5 feet every night. It will take the worm ________ days to reach the top of the barrier.

4. Barbara delivered newspapers to each house on her side of the street
Barbara delivered newspapers to each house on her side of the street. The house numbers on her side of the street begin with the number 705 and each increase by 6. The last house number was the largest possible number not over How many papers did Barbara deliver each day?

5. Jane and Kathy are playing a game of marbles
Jane and Kathy are playing a game of marbles. In each game the loser gives the other girl a marble. When they finished Jane had won 15 times and Kathy had 22 more marbles than when she started. How many games did they play?