Q6. Three examiner Manish, Puneet, Ajay are evaluating answer script of a subject. Manish is 40% more efficient than Puneet, who is 20% more efficient than Ajay. Manish takes 10 days less than Puneet to complete the evaluation work. Manish starts the evaluation work and works for 10 days and then Puneet takes over. Puneet evaluates for next 15 days and then stops. In how many days, Ajay can complete the remaining evaluation work?