The area of a rectangular field is 3510 metresquare and breadth is 78metre. A boy runs around the field at the rate of kilometre per hour. How long will he take to get 8 times around it
Three sets of English, Mathematics and Science books containing 336, 240 and 96 books respectively
have to be stacked in such a way that all the books are stored subject wise and the height of each stack is
the same. How many stacks will be there ?