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Let a1, a2, a3,... be terms of an AP. If (a1 + a2 +...+ ap)/(a1 + a2 +...+ aq) = p^2/q^2, p ≠ q, then a6/a21 is equal to

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Let a1, a2, a3,... be terms of an AP. If (a1 + a2 +...+ ap)/(a1 + a2 +...+ aq) = p2/q2, p ≠ q, then a6/a21 is equal to

(a) 7/2

(b) 2/7

(c) 11/41

(d) 41/11

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1 Answer

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Best answer

Correct option (c) 11/41

Explanation:

Given that,

where, d is a common difference of an AP.

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