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Find the mean of first eleven natural nu...

Find the mean of first eleven natural numbers.

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AGRAWAL PUBLICATION-ARITHMETIC PROGRESSIONS-EXAMPLE
  1. For what value of k will k+9, 2k -1 and 2k+7 are the consecutive terms...

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  2. Find the 16^(th)term of the AP,2,7,12,17,……

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  3. Find the mean of first eleven natural numbers.

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  4. Show that (a+b)^2, (a^2 + b^2) and (a+b)^2 are in AP.

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  5. If the 17^(th) term of an A.P exceeds its 10^(th) term by 7, Find the ...

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  6. Hoe many multiples of 4 die between 10 and 205?

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  7. Determine the A.P. whose third term is 16 and 7^(th) term exceeds the ...

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  8. Two AP's have the same common difference.The first term of one AP is 2...

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  9. Which term of the AP 3,15,27, 39,…. Will be 120 more than its 21st ter...

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  10. If Sn the sum of first n terms of an AP is given by Sn =3n^2-4n, find ...

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  11. Find the sum of first 8 multiples of 3.

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  12. If seven times the 7^(th) term of an A.P is equal to eleven times the ...

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  13. The 10^(th) term of an A.P is -4 and its 22^(nd) term is (-16) . Find ...

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  14. Find how many integers between 200 and 500 are divisible by 8.

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  15. Determine the AP whose third term is 5 and the seventh term is 9.

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  16. If the sum of the first 9 terms of an AP is equal to the sum of its fi...

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  17. Find the number of natural numbers between 102 and 998 whixh are divis...

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  18. For what value of n, are the n^(th) terms of two A.Ps 63,65,67… and 3,...

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  19. The common difference between the terms of two AP's is same. If the di...

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  20. In an AP, if Sn + S7 =167 and S(10) =235, then find th AP, where Sn de...

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