A boat goes 15 km upstream and 10 1/2 km down stream in 3 hrs 15 min. It goes 12 km upstream and 14 km downstream in 3 hrs. What is the speed of the boat in still water?
Under Aajeevika Grameen Express Yojana (AGEY) launched in Aug 2017, the beneficiary will be provided an interest free loan upto ______ for purchase of the vehicle.