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What is the common difference of four te...

What is the common difference of four terms in an A.P. such that the ratio of the product of the first and fourth terms to that of the second and third is `2:3` and the sum of all four terms is 20 ?

A

3

B

1

C

4

D

2

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MTG IIT JEE FOUNDATION-ARITHMETIC PROGRESSIONS -EXERCISE (MULTIPLE CHOICE QUESTION )(LEVEL 1 )
  1. Find the sum to 200 terms of the series 1+4+6+5+11+6+"…."

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  2. What is the common difference of four terms in an A.P. such that the r...

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  3. The first and last term of an A.P. are aa n dl respectively. If S is t...

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  4. if ((b +c -a))/a,((c+a -b))/b, (( a+b -c))/c are in AP, prove that ...

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  5. v31

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  6. The 8^(th) term of an A.P is 17 and its 14^(th) term is 29 . The commo...

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  7. If 2a+3, (a+2), 2a+7 are in A.P., then the value of a is

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  8. Which term of the A.P. 20,17,14 , "….." is first negative term ?

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  9. The first ,second and last terms of an A.P. are repectively 4,7 and 31...

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  10. If the sum of first p terms of an A.P. is equal to the sum of the firs...

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  11. If the m^(t h) term of an A.P. is 1/n a n d\ t h e\ n^(t h)t e r m\ i ...

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  12. The sum of first n odd natural numbers is

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  13. If 3x , x+14, 3x+4 are in A.P. ., then the value of x is

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  14. Find the sum of first 30 terms of an A.P. whose second term is 2 and ...

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  15. The digits of a positive integer, having three digits, are in A.P. and...

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  16. If four numbers in A.P. are such that their sum is 50 and the great...

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  17. If the first, second and last term of an A.P. are a ,\ b and 2a res...

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  18. Which term of the AP: 3, 15, 27, 39, . . . will be 132 more than its 5...

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  19. Sum of n terms of the series sqrt(2)+sqrt(8)+sqrt(18)+sqrt(32)+\ dd...

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  20. In an A.P., if common difference d = 3, then a(5)-a(7) is equal to

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