Multiple choice

The average age of Daffny, Kirito and Kakashi is 55. Daffny’s age is as much more than the average as Kirito’s age is less than the average. Find the age of Kakashi.

  1. 45 years

  2. 110 years

  3. 65 years

  4. 55 years

  5. Cannot be determined

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

(Daffny + Kirito + Kakashi)/3 = 55. Daffny – 55 = 55 – Kirito, Daffny + Kirito = 110. Their total age is 165 and hence, Kakashi’s age is 55.