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# Bob drives at an average rate of 50 mph from Berkeley to Los

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Manager
Joined: 20 May 2014
Posts: 123
Followers: 4

Kudos [?]: 25 [0], given: 89

Bob drives at an average rate of 50 mph from Berkeley to Los [#permalink]  12 Oct 2017, 20:45
00:00

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5% (low)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions
Bob drives at an average rate of 50 mph from Berkeley to Los Angeles, a distance of 350 miles. How long does it take him to complete the trip?

(A) 4 hrs

(B) 5 hrs

(C) 7 hrs

(D) 10 hrs

(E) 12 hrs

Kudos for correct solution.
[Reveal] Spoiler: OA
Intern
Joined: 12 Oct 2017
Posts: 23
Followers: 0

Kudos [?]: 11 [1] , given: 3

Re: Bob drives at an average rate of 50 mph from Berkeley to Los [#permalink]  13 Oct 2017, 05:23
1
This post received
KUDOS
350 / 5 = 7
Senior Manager
Joined: 03 Sep 2017
Posts: 387
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Kudos [?]: 108 [0], given: 64

Re: Bob drives at an average rate of 50 mph from Berkeley to Los [#permalink]  15 Oct 2017, 07:00
The formula is speed = \frac{distance}{time}; thus in our case we can derive time as time = \frac{speed}{distance}.

Substituting numbers we have 350/50 = 7 hours.

Answer D
Re: Bob drives at an average rate of 50 mph from Berkeley to Los   [#permalink] 15 Oct 2017, 07:00
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# Bob drives at an average rate of 50 mph from Berkeley to Los

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