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JOOUJO049If the ratio of the sum of the first n terms of two APs is(n+1):(4n + 27) then find the ratio of their 9th terms. (CBSE 2017) |
Answer» <p>64/63 is the correct ans ok ya </p> <p>64/63 is the correct answer please like my answer i am in a big need</p> <p>actually you have to rationalise the number</p> <p>64/63 is correct answer</p> | |