JEE Math Practice Question
If the sum of the series 20 + 19$${3 \over 5}$$ + 19$${1 \over 5}$$ + 18$${4 \over 5}$$ + ... upto nth term is 488 and the nth term is negative, then :
- A.n = 41
- B.n = 60
- C.nth term is –4
- D.nth term is -4$${2 \over 5}$$
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