Civil Service Exam Reviewer · Word Problems · hard

The sum of the ages of Ivan and Rina is 26. 3 years ago, Ivan was 4 times as old as Rina. How old is Rina now?

  1. 19 years old
  2. 7 years old
  3. 4 years old
  4. 5.2 years old

Answer

B. 7 years old

Solution

Let Rina = x, Ivan = 26 − x. 26 − x − 3 = 4(x − 3) → x = 7.

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