Respuesta :
Answer:
136 seconds
Step-by-step explanation:
85 mi/hr × 5280 ft ÷ 60 min ÷ 60 sec = 125 ft/sec
17,000 ft ÷ 125 ft/sec = 136 seconds
The train will take "136 seconds".
Given values are:
- Speed of train,
S = 85 min/hr
By converting it in "ft/sec", we get
= 125 ft/sec
- Distance,
D = 17,000 ft
The time taken by the train will be:
→ [tex]Time = \frac{Distance}{Speed}[/tex]
By putting the values, we get
→ [tex]= \frac{17000}{125}[/tex]
→ [tex]= 136 \ seconds[/tex]
So the above answer is correct.
Learn more about speed, distance and time here:
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