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# HOUR HAND

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VP
Joined: 18 May 2008
Posts: 1176

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02 Apr 2009, 05:49
00:00

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 1 sessions

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Between 10:06 and 12:30, the hour hand of the clock moves by

1. 66 degrees
2. 70 degrees
3. 72 degrees
4. 75 DEGREES
5. 78 DEGREES

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Director
Joined: 01 Aug 2008
Posts: 627

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02 Apr 2009, 06:55
ritula wrote:
Between 10:06 and 12:30, the hour hand of the clock moves by

1. 66 degrees
2. 70 degrees
3. 72 degrees
4. 75 DEGREES
5. 78 DEGREES

Ans : 72 ??

it takes 12 hrs (12*60 mins) for hours hand to make 360 degrees ... now, here the question is asking for how much angle it makes for 2 hrs 24 mins ... or for 144 mins?

(144/12*60) * 360 = 72

--== Message from GMAT Club Team ==--

This is not a quality discussion. It has been retired.

If you would like to discuss this question please re-post it in the respective forum. Thank you!

To review the GMAT Club's Forums Posting Guidelines, please follow these links: Quantitative | Verbal Please note - we may remove posts that do not follow our posting guidelines. Thank you.
Re: HOUR HAND &nbs [#permalink] 02 Apr 2009, 06:55
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