Ron is 10 years old and has an MA of 12. John is 8 years old and has an MA of 10. Rita is 10 years old and has an MA of 10. Whose IQ is the highest?
A)John
B)Rita
C)Ron
D)None; their scores are equal

Question

Quizplus · Accepted Answer

IQ is calculated as (Mental Age / Chronological Age) * 100. John's IQ = (10 / 8) * 100 = 125. Ron's IQ = (12 / 10) * 100 = 120. Rita's IQ = (10 / 10) * 100 = 100. Therefore, John has the highest IQ.

Ron Is 10 Years Old and Has an MA of 12