1. The author of 'A Foreign Policy For India' is L.K Advani. 2. 'Wings of Fire' is a book written by A.P.J Abdul kalaam. 3. 'Open' is an Autobiography of Andre Agassi.
Excluding the stoppages, the speed of a bus is 64 km/hr and including the stoppages the speed o the bus is 48km/hr. For how many minutes does the bus stop per hour?