Laura is eight;her performance on a series of tasks is equivalent to that of the average ten year old.Her intelligence quotient is:
A) 125.
B) 80.
C) 110.
D) 150.

Question

Quizplus · Accepted Answer

IQ is calculated by dividing the mental age by the chronological age and then multiplying by 100. Here, Laura's mental age is 10 and her chronological age is 8. So, (10/8) * 100 = 125.

Laura Is Eight;her Performance on a Series of Tasks Is