Joy and her brother bought a new TV set worth P8 289.00. If they agreed to divide the cost in the ratio 5:4, how much will each of them pay?
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An equation that sets two fractions equal to each other is called a proportion. In a proportion, the cross products of the fractions are equal. For example, if you have the proportion ( \frac{a}{b} = \frac{c}{d} ), then ( ad = bc ). Proportions are commonly used in solving problems involving ratios and rates.
The sum of proportions computed from a frequency distribution must equal
How about: 5*9 = 45 as one example
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