Juan has a mental age of 10 and an IQ of 125. How old is Juan?
A)10
B)5
C)8
D)12
E)cannot tell from this information

Name: Juan has a mental age of 10 and an IQ of 125. How old is Juan? A)10 B)5 C)8 D)12 E)cannot tell from this information
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Question

Quizplus · Accepted Answer

IQ is calculated as (Mental Age/Chronological Age) x 100. Rearranging the formula to find Chronological Age: Chronological Age = Mental Age / (IQ/100). So, Chronological Age = 10 / (125/100) = 8.

Juan Has a Mental Age of 10 and an IQ