A 10-year-old child with a mental age of 10 would have an IQ of
A)110.
B)100.
C)120.
D)50.

Name: A 10-year-old child with a mental age of 10 would have an IQ of A)110. B)100. C)120. D)50.
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Question

Quizplus · Accepted Answer

The definition of IQ is based on the comparison of mental age (MA) and chronological age (CA), and is calculated as (MA/CA) x 100. Therefore, if a 10-year-old child has a mental age of 10, their IQ would be (10/10) x 100 = 100.

A 10-Year-Old Child with a Mental Age of 10 Would