progresions, If a,b,c,d are in G.P. while a-2,b-7,c-9,d-5 are in A.P., then a+b+c+d is divided by? a)2 b)3

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Title: progresions

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Posted On: Feb 13, 2012 10:43 AM

If a,b,c,d are in G.P. while a-2,b-7,c-9,d-5 are in A.P., then a+b+c+d is divided by? a)2 b)3 c)5 d)7

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Vaishal Shah

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Feb 13, 2012 12:53 PM

a=-3 b=-6 c=-12 d=-24.
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