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Kenny is three times older than Bob. In P years he will be twice older than Bob will be Q years later. Which of the following represents Kenny’s age comparing to Bob’s? (If X = Kenny’s age)
A. X + P = 6X (P+Q).
B. 2(X+P) = 3X + Q.
C. (X+P)/2 = X/3 + P + Q.
D. 3(X+P+Q) = 2X.
E. 3X = 2(P + Q).
Correct Answer: C
Explanation/Reference:
Explanation:
X is Kenny’s age. X/3 is Bob’s age. Answer C is equivalent to (X+P) = 2(X/3+P+Q), which means that in P years, X+P is 2 times (X/3+P) plus Q years.
The correct answer is C.
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