Polen withdraws ៛45312 from bank. She asks the cashier to give the money using ៛50 bills. How many ៛50 bills will the cashier give her and how much money will the cashier give in other bills.

A group of workers are assigned to paint the fence of an army barrack. If 9 workers can paint 677.7 m in an hour, then how many metres would 13 workers paint in an hour?

A rectangular park has a walking trail on its periphery. If the length of the park is 45 meter and the breadth is 24 meter, how much distance will a person cover if he takes 4 complete round(s) of the park?

Millian and Sreyneang are ranked 8^{th} and 9^{th} respectively from the top in a class of 40 students. What are their respective ranks from the bottom?