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The greatest number that divides 411, 684, 821 and leaves 3, 4 and 5 as remainders, respectively, is

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CCommunity
146 is the answer
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CCommunity
Required number = HCF of 411– 3 = 408; 684 – 4 = 680 and 821 – 5 = 816
HCF of 408 and 816 = 408
HCF of 408 and 680= 136