Kaju and Raju start running from the same place at a rate of 7.6 kmph and 7.85 kmph respectively. What time in hours will they take to be 13.5km apart, if they walk in the same direction?
The ratio of length and breadth of a rectangular park is 6:3. If a squirrel running along the boundary of the park at the speed of 24 km/hr completes one round in 12 minutes, find the area of the park in square meters.
The tickets numbered from 99 to 116 are mixed up and then a ticket is drawn at random. What is the probability that the ticket has a number which is a multiple of 3 or 5?