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Find four consecutive terms in an A.P. s...

Find four consecutive terms in an A.P. such that the sum of the middle two terms is 18 and product of the two end terms is 45.

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The correct Answer is:
3,7,11,15 or 15,11,7,3
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CHETAN PUBLICATION-ARITHMETIC PROGRESSION -PROBLEMS FOR PRACTICE
  1. How many three digit natural numbers are divisible by 4?

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  2. Find the eighteenth term of the A.P.1,7,13,19.

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  3. Find t11 from the following A.P. 4,9,14,….

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  4. Determine the 10 t h term from the end of the A.P. 4,\ 9,\ 14 ,\...

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  5. For what value of n, the n^(th) term of the following two A.P.s are eq...

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  6. The sixth term of an A.P. is 5 times the 1^(th) term and the eleventh ...

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  7. How many two digit natural numbers are divisible by 5?

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  8. Obtain the sum of 56 terms of an A.P. whose 19^(th) and 28^(th) terms ...

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  9. If the 5th and 12th terms of an A.P. are 30 and 65 respectively, wh...

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  10. Split 69 in three parts such that they are in A.P. and product of two ...

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  11. The first and the last terms of an A.P. are 17 and 350 respectively. I...

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  12. Find four consecutive terms in an A.P. such that the sum of the middle...

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  13. Find three consecutive terms in terms in an A.P. whose sum is -3 and t...

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  14. How many terms of the A.P.: 9,17,25,..... must be taken to give a sum ...

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  15. Find the sum of all natural numbers between 100 and 1000 which are mul...

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  16. A meeting hall has 30 rows in all. There are 20 seats in the first row...

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  17. In winter, the temperature at a hill station from Monday to Friday is ...

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  18. Neeta saves in a 'Mahila Bachat Gat' ₹2 on the first day, ₹4 on the se...

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  19. Mr. Shah borrows ₹4000 and agrees to repay with a total interest of ₹5...

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  20. A farmer borrows ₹ 1000 and agrees to repay with a total interest of ₹...

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