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# Is the tens digit of p equal to 6?

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Math Expert
Joined: 02 Sep 2009
Posts: 59572
Is the tens digit of p equal to 6?  [#permalink]

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25 Nov 2019, 02:41
00:00

Difficulty:

75% (hard)

Question Stats:

38% (02:01) correct 62% (01:39) wrong based on 26 sessions

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Is the tens digit of p equal to 6?

(1) $$\frac{p}{10^4}$$ has a thousandths digit of 6.

(2) $$0.1p$$ has a hundreds digit of 6.

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Math Expert
Joined: 02 Aug 2009
Posts: 8284
Re: Is the tens digit of p equal to 6?  [#permalink]

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25 Nov 2019, 20:04
Bunuel wrote:
Is the tens digit of p equal to 6?

(1) $$\frac{p}{10^4}$$ has a thousandths digit of 6.

(2) $$0.1p$$ has a hundreds digit of 6.

Are You Up For the Challenge: 700 Level Questions

(1) $$\frac{p}{10^4}$$ has a thousandths digit of 6.
Let $$\frac{p}{10^4}$$ be ab.cd6efg, so p=ab.cd6e*10^4=abcd6e.fg.
The tens digit of abcd6e.fg is 6
Suff

(2) $$0.1p$$ has a hundreds digit of 6.
Let 0.1p=ab6cd, so p=ab6cd0, so tens digit is d whhich cannot be determined with given info

A
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Re: Is the tens digit of p equal to 6?  [#permalink]

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26 Nov 2019, 11:25
thinkvision - Any help on this?
Re: Is the tens digit of p equal to 6?   [#permalink] 26 Nov 2019, 11:25
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