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13 Mar 2017, 08:12
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Difficulty:
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Question Stats:
95% (00:56) correct
5%
(01:23)
wrong
based on 91
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A car that travels 345 miles in 15 hours would complete a journey of 69 miles in how many hours if it traveled at the same average speed?
A. 1,587
B. 600
C. 230
D. 23
E. 3
A. 1,587
B. 600
C. 230
D. 23
E. 3
Updated on: 13 Mar 2017, 13:58
Originally posted by quantumliner on 13 Mar 2017, 09:04.
Last edited by quantumliner on 13 Mar 2017, 13:58, edited 1 time in total.
Last edited by quantumliner on 13 Mar 2017, 13:58, edited 1 time in total.
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Time taken to complete 69 miles = 69*15 / 345 = 3
Answer is E. 3
Answer is E. 3
13 Mar 2017, 09:37
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Bunuel
A car that travels 345 miles in 15 hours would complete a journey of 69 miles in how many hours if it traveled at the same average speed?
A. 1,587
B. 600
C. 230
D. 23
E. 3
A. 1,587
B. 600
C. 230
D. 23
E. 3
\(Speed = \frac{Distance}{Time}\)
\(Speed = \frac{345}{15}\)
\(Speed = 23\)
Quote:
complete a journey of 69 miles in how many hours if it traveled at the same average speed
\(Time = \frac{Distance}{Speed}\)
\(Time = \frac{69}{23}\)
\(Time = 3\)
Hence, correct answer must be (E) 3 hours...
