In a school, it is possible to divide the pupils into equal sized classes of either 24 or 30 or 36 pupils and have no pupils left over. Determine the least number of pupils that can make this possible. How many classes will there be if each class is to have 30 pupils?​

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

How many square centimeters of wrapping paper will be used to wrap the shoe box?

You coordinate volunteers for litter cleanup in local parks. your spreadsheet lists drivers and the number of seat belts in each driver’s car. the spreadsheet calculates the number of drivers (d) and the total number of seat belts (s). you want to know the maximum number of volunteers, besides drivers, that can be transported to the park in a single trip given that each person must have a seat belt of their own.