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DS another explanation needed!

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Source: — Data Sufficiency |
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by StarDust845 » Wed Dec 05, 2007 8:42 am
From 1 alone we can answer the question. So answer is A or D.

Coming to the second questions.. if he takes more than 9 minutes to walk a distane of 1 km.. the question is how long does he take to walk 16 km?

It comes to a little more than 2 hrs.

So answer is D.
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by xcise_science » Wed Dec 05, 2007 10:37 am
Oh, for some reason I didn't connect the 10miles in the question to stmt 2.
Now its clear.

thanks
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