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If third term of an A.P. is 18 and seven...

If third term of an A.P. is 18 and seventh term is 30, find the series

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MBD-ARITHMETIC PROGRESSION-EXERCISE
  1. Find out which of the following sequences are A.P. for those which are...

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  2. Find out which of the following sequences are A.P. for those which are...

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  3. If third term of an A.P. is 18 and seventh term is 30, find the series

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  4. The third term of an A.P. is 25 and tenth term is - 3. Find the first ...

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  5. The 6th term of an A.P. is 12 and the 8th term is 22, Find the 10th te...

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  6. In an A.P. fourth term is - 13/2 ,seventeenth zero and last one is 21....

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  7. How many terms are there in A.P. 5, 11, 17, ....299 ? Also find 16th t...

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  8. How many numbers between 100 and 500 are exactly divisible by 7 ?

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  9. For what value of n, the nth term of the series 9, 7, 5....and 15, 12,...

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  10. The 7th term of an A.P. is zero. Prove that 25th term is twice the 16t...

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  11. Find the 20th term from the end of the following arithmetic progressio...

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  12. Find the 20th term from the end of the following arithmetic progressio...

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  13. How many numbers of two digits are divisible by 6 ?

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  14. Which term of the sequence 24, 23 1/4, 22 1/2, 21 3/4, ….. is the firs...

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  15. How many terms are there in the A.P. 3, 7, 11..... 407 ? Also find its...

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  16. Find the 12^(th) term from the end of the following A.P. ,- 3, 8, 13,…...

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  17. Find the 12^(th) term from the end of the following A.P. ,- 1, 4, 7, ...

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  18. The third term of an A.P. is 25 and the tenth term is -3. Find the fir...

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  19. Determine the 2nd term of an A.P. whose 6^(th) term is 12 and 8^(th) ...

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  20. The 4th term of an A.P. is equal to 3 times the first term and 7^(th) ...

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