The ratio of present ages of P and Q is 2 : 7. P is 5 years younger than Q. What is the present age of Q?
Show answer & explanation
Correct answer: D
Explanation
Let ages = 2x and 7x
Difference: 7x − 2x = 5x = 5 ⇒ x = 1
Age of Q = 7x = 7 years
Correct Answer: 7 years