The mean of seven numbers is 53. When one of the numbers is removed, the mean of the remaining six numbers is 46. Find the number that is removed.
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Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

98 point question what is the record for most points in one

Bring the fraction a/a-4 to a denominator of 16-a^2