Question
Find the least common multiple of (28/42), (35/49), and
(14/21).Solution
(28/42) = (2/3), (35/49) = (5/7), (14/21) = (2/3)
LCM of numerators = LCM(2, 5, 2) = 10
HCF of denominators = HCF(3, 7, 3) = 1
Required LCM = 10 / 1 = 10
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