Mock Set 1 Paper 01 Non Calculator

\[ \begin{array}{l} \text{Here is a list of numbers:} \\ \rule{0pt}{0.5cm} \\ \begin{array}{c} 2 \quad 4 \quad 4 \quad 7 \quad 8 \end{array} \\ \rule{0pt}{0.5cm} \\ \text{Work out the range of these numbers.} \end{array} \]