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What is the hundredths digit of the decimal z (1) The tenths

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Manager
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Joined: 17 Jan 2006
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What is the hundredths digit of the decimal z (1) The tenths [#permalink] New post 07 May 2006, 17:26
00:00
A
B
C
D
E

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions
What is the hundredths digit of the decimal z
(1) The tenths digit of 100z is 2
(2) The units digit of 1000z is 2
Director
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Joined: 24 Oct 2005
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Location: London
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 [#permalink] New post 08 May 2006, 03:57
Go with E. Both end up giving the same no.
VP
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 [#permalink] New post 08 May 2006, 10:08
Agreed. Both are useless and hence E!
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 [#permalink] New post 08 May 2006, 10:28
Please explain with example. I couldn't get the question..
:?
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If A equals success, then the formula is: A = X + Y + Z, X is work. Y is play. Z is keep your mouth shut.
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VP
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 [#permalink] New post 08 May 2006, 10:33
Let z = X.XHXXX
100*z = XXH.XXX
1000*z = XXHX.XX

1: The Ten's poistion value is given. We still cannot figure out what H is.
2: The Unit's positions value is given, we still cannot figure H!

Hence, E
  [#permalink] 08 May 2006, 10:33
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What is the hundredths digit of the decimal z (1) The tenths

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