Sangita decided to get the railway reservation in October, for the journey she wants to make in December, to Mumbai.
Decide which of the assumptions is implicit in the statement:
% Assumptions
I. The railways issue reservations two months in advance.
II. There are more than one train to Mumbai.
III. There will be vacancy in the desired class.





Arun’s present age in years is 40% of Barun’s. In another few years, Arun’s age will be half of Barun’s. By what percentage will Barun’s age increase during this period?