Which country hosted the 'Bodhi Parva : BIMSTEC Festival of Buddhist Heritage' from 8-10 December 2017 as part of BIMSTEC's 20th anniversary celebrations?
Out of two numbers, 30% of the smaller number is equal to 18% of the larger number. If the sum of the two numbers is 840, then what is the value of the larger number?
A boat cover row 12 km upstream in 4 hours and can cover the same distance downstream in 3 hours. What is the speed (in km/hr) of the boat in still water?