Question 5 Two numbers are in the ratio 5 : 3. If they differ by 18, what are the numbers?
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Solution
Let the two numbers be 5x and 3x. According to question,5x – 3x = 18 ⇒2x=18⇒2x2=182 [Dividing both sides by z] ⇒x=9 Hence, first number =5×9=45 and second number = 3×9=27.