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# A national park that is in the shape of a square of side 40 metres has

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Manager
Joined: 22 Jul 2014
Posts: 130

Kudos [?]: 339 [0], given: 197

Concentration: General Management, Finance
GMAT 1: 670 Q48 V34
WE: Engineering (Energy and Utilities)
A national park that is in the shape of a square of side 40 metres has [#permalink]

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14 Sep 2014, 07:18
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Difficulty:

65% (hard)

Question Stats:

65% (02:09) correct 35% (02:53) wrong based on 81 sessions

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A national park that is in the shape of a square of side 40 metres has water pipe running along one of its diagonals.
What is the probability that a tourist (who is inside the national park) finds himself more than 10 metres away from the water pipe?

A) $$[1- (\sqrt{2}/4)]^2$$
B) [1- 2/3]
C) [1- 4/7]
D) $$[1- (\sqrt{3}/4)]^2$$
E) $$[2- (\sqrt{1}/4)]^2$$

Source: 4gmat

[Reveal] Spoiler: OA

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Re: A national park that is in the shape of a square of side 40 metres has [#permalink]

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14 Sep 2014, 09:56
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QQ.docx [24.99 KiB]

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Intern
Joined: 08 May 2015
Posts: 16

Kudos [?]: 57 [2], given: 57

Location: United Arab Emirates
Concentration: General Management, Operations
GMAT 1: 690 Q49 V34
GMAT 2: 730 Q50 V38
WE: Sales (Energy and Utilities)
Re: A national park that is in the shape of a square of side 40 metres has [#permalink]

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01 Jul 2015, 10:45
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Here is the solution.

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Re: A national park that is in the shape of a square of side 40 metres has [#permalink]

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20 Nov 2017, 05:59
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Re: A national park that is in the shape of a square of side 40 metres has   [#permalink] 20 Nov 2017, 05:59
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