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Which term of the A.P. 84 ,\ 80 ,\ 76...

Which term of the A.P. `84 ,\ 80 ,\ 76 ,\ ddot` is 0?

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RD SHARMA-ARITHMETIC PROGRESSIONS-All Questions
  1. Find 9t h term of the A.P. 3/4,5/4,7/4,9/4,\ ddot

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  2. Which term of the A.P. 3,8,13… is 248?

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  3. Which term of the A.P. 84 ,\ 80 ,\ 76 ,\ ddot is 0?

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  4. Which term of the A.P. 4,9,14… is 254?

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  5. Which term of the A.P. 21 ,\ 42 ,\ 63 ,\ 84 ,\ dot is 420?

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  6. Which term of the AP : 121, 117, 113, . . ., is its first negative ter...

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  7. Is 68 a term of the A.P. 7,\ 10 ,\ 13 ,\ dot?

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  8. Is 302 a term of the A.P. 3,8,13,…?

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  9. Is -150 a term of the A.P. 11 ,\ 8,\ 5,\ 2,\ ?

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  10. How many terms are there in the A.P? 7,\ 10 ,\ 13 ,\ 43. (ii) -1,\ ...

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  11. The first term of an A.P. is 5, the common difference is 3 and the ...

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  12. The 6th and 17th terms of an A.P. are 19 and 41 respectively, findt...

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  13. If 9t h term of an A.P. is zero, prove that its 29 t h term is d...

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  14. If 10 times the 10 t h term of an A.P. is equal to 15 times the ...

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  15. The 10 t h and 18 t h terms of an A.P. are 41 and 73 respectively. ...

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  16. In a certain A.P. the 24 t h term is twice the 10 t h term. Prov...

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  17. If the n^(th) term of the A.P. 9, 7, 5, .... is same as the n^(th) ter...

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  18. Find the 12 t h term from the end of the following arithmetic progr...

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  19. The 4t h term of an A.P. is three times the first and the 7t h term...

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  20. Find the second term and n t h term of an A.P. whose 6t h term i...

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