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Find the sum of first 51 terms of an AP ...

Find the sum of first 51 terms of an AP whose second and third terms are 14 and 18 respectively.

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RD SHARMA-ARITHMETIC PROGRESSIONS-All Questions
  1. Find the sum of the first 25 terms of an A.P. whose n t h term is ...

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  2. Find the sum of the first 25 terms of an A.P. whose n t h term is ...

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  3. Find the sum of first 51 terms of an AP whose second and third terms ...

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  4. If the sum of 7 terms of an A.P. is 49 and that of 17 terms is 289,...

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  5. In an A.P. first term is 5, last term is 45 and sum = 400 . Find the n...

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  6. In an A.P., the sum of first n terms is (3n^2)/2+(13)/2n . Find its...

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  7. Let there be an A.P. with first term ' a ' , common difference '...

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  8. Let there be an A.P. with first term ' a ' , common difference '...

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  9. Let there be an A.P. with first term ' a ' , common difference '...

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  10. Let there be an A.P. with first term ' a ' , common difference '...

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  11. Let there be an A.P. with first term ' a ' , common difference '...

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  12. Let there be an A.P. with first term ' a ' , common difference '...

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  13. A man saved Rs. 16500 in ten years. In each year after the first he sa...

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  14. A man saves Rs. 32 during the first year, Rs. 36 in the second year an...

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  15. A man arranges to pay a debt of Rs 3600 in 40 monthly installments whi...

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  16. There are 25 trees at equal distances of 5 metres n a line with a well...

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  17. A man is employed to count Rs. 10710. He counts at the rate of Rs. 180...

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  18. A piece of equipment cost a certain factory Rs. 600,000. If it depre...

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  19. A sum of Rs 700 is to be used to give seven cash prizes to students...

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  20. In A.P., the first term is 8, n^(th) term is 33 and sum to first n ter...

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