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Bob drives at an average rate of 50 mph from Berkeley to Los
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12 Oct 2017, 20:45
12 Oct 2017, 20:45
00:00
Question Stats:
100% (00:25) correct
0% (00:00) wrong based on 27 sessions
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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.
(A) 4 hrs
(B) 5 hrs
(C) 7 hrs
(D) 10 hrs
(E) 12 hrs
Kudos for correct solution.
Re: Bob drives at an average rate of 50 mph from Berkeley to Los
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13 Oct 2017, 05:23
13 Oct 2017, 05:23
1
350 / 5 = 7
Re: Bob drives at an average rate of 50 mph from Berkeley to Los
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15 Oct 2017, 07:00
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
Substituting numbers we have 350/50 = 7 hours.
Answer D
