SOLUTION: the speed of a stream is 5 mph. If a boat travels 66 miles downstream in the same time that it takes to travel 33 miles upsteam, what is the speed of the boat in still water?
Algebra.Com
Question 304528: the speed of a stream is 5 mph. If a boat travels 66 miles downstream in the same time that it takes to travel 33 miles upsteam, what is the speed of the boat in still water?
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
Let the speed of boat in still water be x mph
upstream it will be x-5
down stream it will be x+5 mph
Time taken is ame
33/x= 66 / x+5
33(x+5)=66x
33x+165=66x
30x= 165
x=165/30
5.5 mph is the boat speed in still water
RELATED QUESTIONS
The speed of a stream is 5mph. If a boat travels 66 miles down stream in the same time... (answered by Alan3354,solver91311)
The speed of a stream in 5 mph. If a boat travels 82 miles downstream in the same time... (answered by ankor@dixie-net.com)
The speed of a stream is 6 mph. If a boat travels 74 miles downstream in the same to time (answered by stanbon)
The speed of a stream is 5 mph. If a boat travels 72 miles downstream in the same time... (answered by stanbon)
The speed of a stream is 6 mph. If a boat travels 72 miles downstream in the same time... (answered by aaaaaaaa)
The speed of a stream is 6 mph. If a boat travels 98 miles downstream in the same time... (answered by ankor@dixie-net.com)
the speed of a stream is 4 mph. if a boat travels 74 miles downstream in the same time... (answered by mananth)
The speed of a stream is 6 mph. If a boat travels 54 miles downstream in the same time... (answered by nyc_function)
The speed of a stream is 4 mph, if a boat travels 44 miles downstream in the same time... (answered by stanbon)