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When Aristotle Proclaimed his new theory, 87 responded. If this was only 3/5 the number of responses expected, how many responses were expected ?

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3/5 of the total responses expected = 87...
3/5x = 87
x = 87 / (3/5)
x = 87 * 5/3
x = 435/3
x = 145 <=== what was expected

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