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How fast was the train traveling 5/2 hours after the beginning of the

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Math Expert
Joined: 02 Sep 2009
Posts: 43917
How fast was the train traveling 5/2 hours after the beginning of the [#permalink]

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26 Oct 2017, 23:23
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Difficulty:

15% (low)

Question Stats:

81% (00:25) correct 19% (00:24) wrong based on 81 sessions

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How fast was the train traveling 5/2 hours after the beginning of the timed period?

(A) 50 mph
(B) 55 mph
(C) 60 mph
(D) 65 mph
(E) 70 mph

[Reveal] Spoiler:
Attachment:

2017-10-27_1121.png [ 23.29 KiB | Viewed 1348 times ]
[Reveal] Spoiler: OA

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Joined: 26 Feb 2016
Posts: 2094
Location: India
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How fast was the train traveling 5/2 hours after the beginning of the [#permalink]

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26 Oct 2017, 23:41

$$\frac{5}{2}$$ hours is 2.5 hours or 150 minutes.

After 150 minutes that the train started, the speed of the train was 65 mph(Option D)
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Joined: 04 Mar 2011
Posts: 2016
Re: How fast was the train traveling 5/2 hours after the beginning of the [#permalink]

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30 Oct 2017, 13:10
Bunuel wrote:

How fast was the train traveling 5/2 hours after the beginning of the timed period?

(A) 50 mph
(B) 55 mph
(C) 60 mph
(D) 65 mph
(E) 70 mph

[Reveal] Spoiler:
Attachment:
2017-10-27_1121.png

5/2 hours is 5/2 x 60 = 150 minutes. At that time, the train’s speed was 65 miles per hour.

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Re: How fast was the train traveling 5/2 hours after the beginning of the   [#permalink] 30 Oct 2017, 13:10
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