Monday, 25 January 2016

Question of the day 24th January 2016

     The average of 80 boys in a class is 15 years. The average age of a group of 15 boys in the class is 16 years and the average age of another 25 boys in the class is 14 years. What is the average age of the remaining boys in the class (in years)?

   (A) 12.25

   (B) 13.25

   (C) 14.25

   (D) 15.25

   (E) 16.25 

at

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)