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These problems are all extra credit and are worth 3 points each:**

7). **If 2 dice are thrown, what is the probability that the first die will be greater than the second die?** _______

8). **It takes Mars 1.88 earth years to travel around the sun. How many earth days is that?** _______

9). **In 1962 Wilt Chamberlain scored a record 4029 points playing basketball for Philadelphia. He played in 80 games. To the nearest tenth, what was the average number of points he scored per game?** _______

10). **If 29,028 foot high Mount Everest were standing on the ocean floor in the Marianas Trench in the western Pacific Ocean, its peak would be 7170 feet below sea level. How deep is the Marianas Trench?** _______