Ron is 10 years old and has an MA of 12. John is 8 years old and has an MA of 6. 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) x 100. Ron's IQ is (12/10) x 100 = 120, John's IQ is (6/8) x 100 = 75, and Rita's IQ is (10/10) x 100 = 100. Ron has the highest IQ.

Ron Is 10 Years Old and Has an MA of 12