Let say, there are 15 boys and 10 girls in your class. If we divide the number of boys with girls, we get an expression which is 3/2. This is simple maths, but hold on. Why did we divide the numbers after all? The answer is to get the ratio. This ratio provides us with a comparison between two quantities and the relation between them. Let us get to know more about Ratios in this lesson.more...
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