Question
Two numbers are in the ratio of 2 : 5. Their LCM is 80.
Find the numbers.Solution
Let the number be 2x and 5x. HCF of the numbers = x 80 × x = 2x × 5x 5 = x Hence the two numbers are 2 x 8 and 5 x 8 = 16, 40 The required numbers are 16 and 40
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