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Question

Mark the correct alternative in the following question:

If a2=b3=c4, then a:b:c=a 2:3:4 b 4:3:2 c 3:2:4 d None of these

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Solution

As, a2=b3=c4a2=b3 and b3=c43a=2b and 4b=3c By cross multiplicationab=23 and bc=34a:b=2:3 and b:c=3:4 a:b:c=2:3:4

Hence, the correct alternative is option (a).

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