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If 10th term of an A.P is 15 and 15th te...

If 10th term of an A.P is 15 and 15th term is 10, then 4th term is

A

24

B

23

C

22

D

21

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The correct Answer is:
D
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DIPTI PUBLICATION ( AP EAMET)-SEQUENCES AND SERIES -EXERCISE
  1. In an A.P, if first term is 4, 9th term is 20, then 15th term is

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  2. In an A.P, if 16th term is 47 and 31 st term is 92, then 27th term is

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  3. If 10th term of an A.P is 15 and 15th term is 10, then 4th term is

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  4. An employee got Rs. 300 per month in his 11 year serivce and got Rs. 4...

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  5. The interior angles of a polygon are in A.P. if the smallest angle is ...

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  6. Which term of the A.P. 5,2, -1, … is -22 ?

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  7. Which term of 11 + 9 + 7 + …. Is - 13

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  8. The number of numbers that are divisible by 9 between 1,1000 is

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  9. The number of numbers which are divisible by 7 between 100 and 1000 is

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  10. Sum of 20 terms of 3 + 5 + 7 + 9 + ….is

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  11. Sum of first 15 terms of 2 + 5 + 8 + ….. Is

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  12. How many terms are to be added to make the sum 52 in the series (-8) ...

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  13. How many terms are added in 24 + 20 + 16 + …… to make the sum 72 ?

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  14. In an A.P., if common difference is 2, sum to n terms is 49, 7th term ...

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  15. If the sum of the series 24, 20, 16 ….. Is 60 then the number of terms...

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  16. IF 8th term of an A.P. is 15, then the sum of 15 terms is

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  17. If 10th term of an A.P is 13, then the sum of 19 terms =

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  18. If the sum of the first ten terms of an A.P is four times the sum of i...

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  19. If the sum of the three numbers in A.P is 15 and their product is 45, ...

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  20. If the sum of three numbers which are in A.P is 27 and the product of ...

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