Three classes will go to the book fair in Durban. The first class will arrive at the book fair at the time shown on the clock below:
Each class will spend 45 minutes at the book fair and then leave. The second class arrives at the book fair after the first class leave, and the third class will arrive after the second class leave. At what time will the third class leave the book fair?
A tank of water contains 97 l 440 ml of water. There's a hole in the bottom of the tank through which 4 l and 330 ml water leaks away every hour. How many liters of water is left in the tank after 2 hours?
A rectangular park has a walking trail on its periphery. If the length of the park is 50 meter and the breadth is 29 meter, how much distance will a person cover if he takes 1 complete round(s) of the park?