Mathematics, 11.10.2019 19:50 charleechristan

one's intelligence quotient, or iq, varies directly as a person's mental age and inversely as that person's chronological age. a person with a mental age of 15and a chronological age of 25 has an iq of 105. what is the chronological age of a person with a mental age of 20 and an iq of 100?

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