Suppose Maria's mental age is 20 and her chronological age is 10. What is her IQ?
A) 320
B) 80
C) 200
D) 100
E) 120

Name: Suppose Maria's mental age is 20 and her chronological age is 10. What is her IQ? A) 320 B) 80 C) 200 D) 100 E) 120
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Question

Quizplus · Accepted Answer

IQ is calculated as (mental age/chronological age) x 100. Therefore, Maria's IQ would be (20/10) x 100 = 200. Choice A) 320 is too high and not possible, while choice B) 80, D) 100, and E) 120 do not correctly calculate Maria's IQ.

Suppose Maria's Mental Age Is 20 and Her Chronological Age