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LCM and HCF

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  1. L.C.M of 2/3, 4/9, 5/6 and 7/12 is ?
    1. 1/18
    2. 1/36
    3. 35/9
    4. 140/3
Correct Option: D

L.C.M = ( L.C.M . of 2, 4, 5, 7) / (H.C.F. of 3, 9, 6, 12)
= 140/3


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