waecmaths question: If x% of 240 equal 12, find x Option A: 1 Option B: 3 Option C: 5 Option D: 7 waecmaths solution: $\begin{align} & \frac{x}{100}\times 240=12 \\ & x=\frac{12\times 100}{240}=5 \\\end{align}$ maths year: WAEC MAY/ JUNE 2008maths topics: Errors, approximation and percentages