SOLUTION: The cruise ship traveled n miles per hour for t hours and was 30 miles short of the harbor when the horn was sounded. If the captain tried again, how long would it take to reach th

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Question 1152173: The cruise ship traveled n miles per hour for t hours and was 30 miles short of the harbor when the horn was sounded. If the captain tried again, how long would it take to reach the harbor if she increased the rate of travel by 15 mph?
THANKS ;)
Answer by ikleyn(52817)   (Show Source): You can put this solution on YOUR website!
.

From the condition, the total distance to travel is  d = t*n + 30 miles.


With the increased rate of travel, (n+15) miles per hour, the travel will take


     hours.    ANSWER

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The story about the horn sounding is IRRELEVANT.

Without horn sounding, and even without mentioning it, the answer and the solution are the same, with no change.



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