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[" 21.Three numbers form an increasing G...

[" 21.Three numbers form an increasing G.P.If the middle "],[" number is dubled,then the new numbers are in A.P."],[" The common ratio of G.P.is: "],[[" (a) "2-sqrt(3)," (b) "2+sqrt(3)],[" (c) "sqrt(3)-2," (d) none of these "]]

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