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QA – Placement Quizzes | LCM | Question 5

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Three numbers are in the ratio of 2 : 3 : 4 and their L.C.M. is 240. Their H.C.F. is: (A) 40 (B) 20 (C) 30 (D) 10

Answer: (B)

Explanation: Let the numbers be 2x, 3x and 4x LCM = 12x 12x=240 ⇒x=20 H.C.F of 40, 60 and 80=20

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Last Updated : 28 Jun, 2021
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