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The middle term in the following arithme...

The middle term in the following arithmetic progression 20, 16, 12.....- 176 is (C) -80 (B) 72 (D) -64 (A) 46

A

`-46`

B

`– 72`

C

`– 80 `

D

64

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The correct Answer is:
A
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VMC MODULES ENGLISH-SEQUENCE AND SERIES -LEVEL-1
  1. The middle term in the following arithmetic progression 20, 16, 12.......

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  2. If the first second and the last terms of an A.P are a,band 2a , respe...

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  3. If (a^n+b^n)/(a^(n-1)+b^(n-1)) is the A.M. between a and b, then find ...

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  4. A monkey while trying to reach the top of a pole of height 12 meters t...

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  5. Let the positive numbers a ,b ,ca d nd be in the A.P. Then a b c ,a b ...

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  6. .1/(p+q),1/(q+r),1/(r+p) are in AP, then

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  7. The number of numbers lying between 100 and 500 that are divisible by ...

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  8. The maximum sum of the series 20+19 1/3+18 2/3+ is 310 b. 300 c. 0320 ...

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  9. If a, b, c, d are distinct positive numbers in A.P., then:

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  10. If (b+c-2a)/a , (c+a-2b)/b , (a+b-2c)/c are in A.P. , then a,b,c are ...

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  11. The sum of the series: 1/((log)2 4)+1/((log)4 4)+1/((log)8 4)++1/((log...

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  12. A sequence an , n in N be an A.P. such that a7 = 9 and a1 a2 a7 ...

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  13. If three positive real numbers a, b, c are in AP with abc = 64, then m...

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  14. If the sum of n terms of an A.P. is given by Sn=a+b n+c n^2, w h e r e...

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  15. If tr denotes the r^(th) term of an A.P. and t1+ t5 + t10 + T15 + t...

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  16. Sum to n-terms of the series (1/2)^2 + (3/4)^2 + (7/8)^2 + (15/16)^2 +...

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  17. In a set of four numbers, the first three are in G.P. and the last thr...

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  18. Find a three digit numberwhose consecutive digits form a GP. If we sub...

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  19. If sin theta,sqrt(2) (sintheta + 1),6 sin theta +6 are in GP, than the...

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  20. If sumn ,(sqrt(10))/3sumn^2,sumn^3 are in GP, then the value of n is

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