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  1. Two numbers are in the ratio 3 : 4. Their L.C.M. is 84. The greater number is
    1. 21
    2. 24
    3. 28
    4. 84
Correct Option: C

Let the numbers be 3p and 4p.
∴ Their LCM = 12p
∴ 12p = 84

⇒ p =
84
= 7
12

∴ Larger number = 4p = 4 × 7 = 28


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