👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a ...

Complete this interactive activity to understand how to use ratio to solve problems. Then test your knowledge. There are 6 cupcakes in a batch - 4 chocolate cupcakes and 2 strawberry cupcakes. The ...

Global optimisation of sum of ratios problems represents a formidable challenge in contemporary applied mathematics and operations research. Such problems involve objective functions that are ...