Mathematics Mastery Challenge

What is the mean of the following data set: 5, 10, 15, 20, 25?

If the ratio of boys to girls in a class is 3:2, what percentage of the class are boys?

Calculate the square root of 144.

A cube has a volume of 27 cm³. What is the length of one side?

If a survey shows that 60% of students prefer math over science, how many students prefer science if there are 50 students?

Find the cube of 4.

What is the median of the following numbers: 3, 7, 9, 5, 11?

If a recipe requires 2 cups of sugar and you want to make 1.5 times the recipe, how much sugar do you need?

What is the square of 12?

If the ratio of apples to oranges is 4:5, what is the ratio of oranges to apples?