Pooja Asked a Question
June 1, 2021 7:50 pmpts 30 pts
8 38. The sum of first n terms of two A.P., are 3n + 8, 7n + 15, then the ratio of their twelfth term is (B) 15 (A) 16 (D) (C)9
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  • Alka gupta thankyou
    ans A....
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