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Question
Twenty times a positive integer is less than its square by 96. What is the integer?
Options:
A .  20
B .  24
C .  30
D .  Cannot be determined
E .  None of these
Answer: Option B


Let the integer be x. Then, x2 - 20x = 96 (x + 4)(x - 24) = 0 x = 24



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