Ravi has spent a quarter 1/4 of his life as a boy, one-fifth 1/5 as a youth, one-third 1/3 as a man and thirteen (13) years in old age. What is his present age?
(A) 70 years (B) 80 years
(C) 60 years (D) 65 years

• let the present age be x
  x-(1/4+1/5+1/3)x=13
  13x/60=13
  x=60
• 8 years agoHelpfull: Yes(1) No(0)
• 60 years
  (1/4*60)+(1/5*60)+(1/3*60)+13=60
• 10 years agoHelpfull: Yes(0) No(1)