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Railways PYQCBT 1 2016

RRB NTPC · Question 41

Surya is 25 years older than his son. In 5 years, he will be twice as old as his son. What will be Surya’s age after 3 years?

  1. 20

  2. 23

  3. 45

  4. 48

Show answer & explanation

Answer: (D) 48

Explanation

Let the son's age be s, so Surya is s + 25. In 5 years: s + 30 = 2(s + 5), so s = 20 and Surya is 45 now. After 3 years Surya will be 48.