\(2 \frac{1}{2}\) is an example of a mixed number. This is when whole numbers and fractions are written together. Turn \(3 \frac{1}{2}\) into an improper fraction. The fraction in the mixed number has ...

Break-even can be calculated using the contribution method. This involves working out the contribution that each product sold provides towards the fixed costs of a business. Firstly, a business must ...