Mean, Median, Mode and Range

What is the median of the following set of numbers: 3, 5, 6, 7, 9?

• 3

• 6

• 7

• 9

Find the mean: 2, 4, 6

• 1

• 2

• 4

• 6

Calculate the mode of the following numbers: 1, 2, 2, 3, 4.

• 4

• 2

• 1

• 3

What is the range of the following set of numbers: 10, 15, 20, 25, 30?

• 20

• 30

• 25

• 15