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If the A.M. between two numbers exceeds ...

If the A.M. between two numbers exceeds their G.M. by 2 and the GM. Exceeds their H.M. by 8/5, find the numbers.

A

2,4

B

4,8

C

4,16

D

8,16

Text Solution

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The correct Answer is:
C
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VMC MODULES ENGLISH-SEQUENCE AND SERIES -LEVEL-1
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  2. Let a1,a2 ,…. , a10 be in A.P. and h1,h2 …. h10 be in H.P. If a1=h1...

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  3. If the A.M. between two numbers exceeds their G.M. by 2 and the GM. ...

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  4. Statement -I: If H is the harmonic mean between a and b then (H+ a)/(H...

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  5. If the A.M between a and b is m times their H.M then a:b is

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  6. Q. if x1,x2......xn are in H.P., then sum(r=1)^n xr x(r+1) is equal to...

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  7. a, b, x are in A.P., a,b,y are in G.P. and a, b, z are in H.P. then:

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  8. If a1,a2,a3,a4 are in HP , then 1/(a1a4)sum(r=1)^3ar a(r+1) is roo...

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  13. Value of 1+1/(1+2)+1/(1+2+3)+....+1/(1+2+3+....+n) is equal to

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  14. If sum(r=1)^n I(r)=(3^n -1) , then sum(r=1)^n 1/(I(r)) is equal to :

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  15. Let Sn denote the sum of the cubes of first n nastural numbers and sn ...

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