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Maths Puzzle
Numerical Ability
adam took 7 test scores and divided the correct sum by 6 which yielded 84. what is the correct average test score?
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book Other Question
solve -X* + 8X = 0 by completing the square ( answer must be 2 points to go into graph)
also -X* + 8X = 0 using Quadratic Formula
what measure is always the same as the
a. 50th percentile?
b. 25th percentile?
c. 75th percentile?