| Fletcher Durell, Edward Rutledge Robbins - Algebra - 1897 - 482 pages
...the river while he rows 3 miles up the river. Find his rate down stream. 47. A man rows for 4 hours down a stream which runs at the rate of 3 miles an hour : in returning it takes 14£ hours to reach a point 3 miles below his place of starting. Find the distance... | |
| Fletcher Durell, Edward Rutledge Robbins - Algebra - 1909 - 296 pages
...the river while he rows 3 miles up the river. Find his rate down stream. 47. A man rows for 4 hours down a stream which runs at the rate of 3 miles an hour: in returning it takes 14J- hours to reach a point 3 miles below his place of starting. Find the distance... | |
| Walter Burton Ford, Charles Ammerman - Algebra - 1919 - 370 pages
...rows 1 mile upstream. What is his rate, and what is the rate of the stream? 36. A man rows for 4 hours down a stream which runs at the rate of 3 miles an hour. In returning it takes him 14J hours to reach a point 3 miles below his place of starting. Find the distance... | |
| Oswald Tower - Algebra - 1922 - 196 pages
...has a start of 3 seconds he is beaten by 21 yards; when he has a start of 10 yards he is beaten by 6f seconds. Find the rate per second of each. 21. A person...the distance down the stream and the rate of rowing in still water. 22. A man can row 24 miles down a stream and back to the starting-point in 15 hours.... | |
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