P is four times as old as Q, and Q is six years older than R. If R is z years old, what is P’s age in terms of z?
Pick one:  A) 4z + 6  B) 4z − 24  C) 4z + 24  D) (z + 6)/4  E) (z − 6)/4
P = 4Q   Q = R+6 = z+6   P = 4(z+6) = 4z + 24   The answer is 4z + 24.
<result>C</result>
P is four times as old as Q, and Q is six years older than R. If R is z years old, what is P’s age in terms of z?