Three classes will go to the book fair in Lalitpur. The first class will arrive at the book fair at the time shown on the clock below:
Each class will spend 30 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 rectangular park has a walking trail on its periphery. If the length of the park is 57 meter and the breadth is 29 meter, how much distance will a person cover if he takes 5 complete round(s) of the park?