7 articles trouvés pour ce sujet.
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Find the speed of the current of the river |
2010-05-19 |
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paul pose la question :
a boat travels 100 miles downstream in the same length of time it travels 50 miles upstream. if the boat's speed in still water is 30 mph find the speed of the current of the river?
Penny Nom lui répond. |
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The value of 1 acre |
2010-05-13 |
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Rebecca pose la question :
If 38,121 sq feet equals $19,846.58 at 75% of its current value, what would the value of 1 acre be at 100% of value?
Penny Nom lui répond. |
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Sammy and his motorboat |
2010-05-11 |
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Jordan pose la question :
Sammy owns a motorboat that travels 4 miles/hour in still water. It goes 12 miles upstream and 12 miles back again (downstream) in a total of 8 hours. Find the speed of the current of the river.
Penny Nom lui répond. |
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Fred in his canoe |
2009-02-21 |
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Susan pose la question :
Fred paddled for 4 hours with a 7 km/hr current to reach a campsite. The return trip against the same current took 9 hr. Find the speed of Fred's canoe in still water. (Remember to include correct units)
Penny Nom lui répond. |
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Velocity |
2007-04-04 |
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Jessica pose la question :
The speed of the current in a river is 2mph. Jessica travels 20 miles upstream and then 20 miles downstream in a total time of 5 1/3 hr. Find the speed of the boat.
I know you have to use V= d/t, but what is the equation for time because you have to factor in that upstream the boat is slower and downstream the boat is faster?
Penny Nom lui répond. |
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A point that a group of lines pass through |
2000-12-05 |
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Ross pose la question :
A point that a group of lines pass through is called a________?
Chris Fisher lui répond. |
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Concurrent Lines in a Triangle |
1998-08-10 |
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Chris Woolf pose la question :
The question is Name four types of concurrent lines, rays, or segments that are associated with triangles.
Chris Fisher lui répond. |
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