There are 75 students performing in the holiday concert. 30 are boys. what percent of the students are boys?

Kathy spent 5/8 of her money on books and another 1/6 of her money on stationeries.what fraction of kathy’s money was left?

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).

According to the data set, where should the upper quartile line of the box plot be placed?