A person's intelligence quotient (IQ) is determined by multiplying the quotient of his or her mental age and chronological age by 100. Find the mental age of a person 18 years old whose IQ is 140.
A)23.2 years.
B)12.9 years.
C)25.2 years.
D)28.2 years.
E)27.2 years.

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The Answer of A person's intelligence quotient (IQ) is determined by multiplying the quotient of his or her mental age and chronological age by 100. Find the mental age of a person 18 years old whose IQ is 140.
A)23.2 years.
B)12.9 years.
C)25.2 years.
D)28.2 years.
E)27.2 years.

A Person's Intelligence Quotient (IQ) Is Determined by Multiplying the Quotient