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Question
The ratio between two numbers is 3: 4. If their L.C.M., is 180. Find the numbers.
Solution
Let the required numbers be 3x and 4x.
The L.C.M., of 3x and 4x = 12x
Then 12x = 180
⇒ x = 15
HEnce, the required numbers are
3x = 3 x 15 = 45
4x = 4 x 15 = 60.
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