Mathematics Past Questions and Answers

Find the mean of:<br/>\[<br/>6,\ 10,\ 14,\ 18,\ 22,\ 26<br/>\]

The mode of a data set is 12. Which statement is correct?

Find the common difference of:<br/>\[<br/>-3,\ 2,\ 7,\ 12,\ \ldots<br/>\]

Find the 9th term of:<br/>\[<br/>1,\ 4,\ 7,\ 10,\ \ldots<br/>\]

The mean of 8 numbers is 9. Find their sum.