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Sum up the following series :- -15-11-7...

Sum up the following series :- -15-11-7 .......+17.

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MBD-ARITHMETIC PROGRESSION-EXERCISE
  1. Sum up the following series :- 101 + 99 + 97 +………+47 .

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  2. Sum up the following series :- 7 + 12+ 17 + ……+77.

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  3. Sum up the following series :- -15-11-7 .......+17.

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  4. Sum up the following series :- 21 + 18 + 15 + ……. -9 -12.

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  5. Find the sum of an A.P. of :- 26 terms whose nth term is 2n + 5.

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  6. Find the sum of an A.P. of :- 26 terms whose nth term is (2n + 1)/3 .

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  7. In each of the following, determine the missing out of a, n, d, l and ...

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  8. In each of the following, determine the missing out of a, n, d, and Sn...

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  9. In each of the following, determine the missing out of a, n, d, l and ...

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  10. Aman saves $320 during the first year, $ 360 in the second year, $ 400...

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  11. Nisha buys an old car for $44,000. She pays $16,000 cash and promises ...

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  12. A manufacturer of PC’s produced 600 sets in the third year and 700 set...

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  13. A manufacturer of PC’s produced 600 sets in the third year and 700 set...

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  14. Find the sum of first 10 terms an A.P. if T1 = - 14 and T5 = 20.

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  15. In an A.P. third term is 14 and 8th term is 34. Find Sn and S(20) .

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  16. Find the sum of all natural numbers below 500 which are divisible by 8...

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  17. Find the sum of all natural numbers between 99 and 1001 which are mult...

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  18. Find the sum of all natural numbers between 1 and 100 which are multip...

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  19. Find the sum of first hundred even natural numbers divisible by 5.

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  20. Find the sum of all odd numbers of four digits which are divisible by ...

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