Mathematics Past Questions and Answers

A principal of ₦80,000 earned ₦17,280 compound interest in 2 years. Find the amount.

A bag contains red and blue balls in the ratio \(7:3\). If there are 42 red balls, find the number of blue balls.

A trader sold an item for ₦54,000 after making a 20% profit. Find the cost price.

Find the range of:<br/>\[<br/>12,\ 18,\ 9,\ 25,\ 30<br/>\]

Find the mode of:<br/>\[<br/>2,\ 4,\ 4,\ 5,\ 6,\ 6,\ 6,\ 8<br/>\]