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 Βιβλία Βιβλία 131 - 140 από 170 για miles an hour and the other at the rate of 40 miles an hour ; how far apart will....
miles an hour and the other at the rate of 40 miles an hour ; how far apart will they be at the end of 2 hours
AN INTELLECTUAL ARITHMETIC, WITH AN INTRODUCTION TO WRITTEN ARITHMETIC. - Σελίδα 131
των A. WALTON, ELECTRA N. L. WALTON - 1869
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## New Plane and Spherical Trigonometry, Surveying and Navigation

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...and move along straight tracks that form an angle of 30°, one train at the rate of 30 miles an hour, the other at the rate of 40 miles an hour. How far apart are the trains at the end of half an hour ? a + 6 = 35. a — 6 = 5. A + B = 150°. i (A + B) = 75°....

## A Treatise on Refrigerating and Ice-making Machinery ...

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...are sailing towards each other, one at the rate of 18 miles an hour, and the other at the rate of 15 miles an hour. How far apart will they be at the end of 205 hours ? DIVISION. rM (/) (s-) w (¿) (j) (k) (n (m) (n) (") 61,875. 227,292. 3,085,326. 801,222....

## Complete Graded Arithmetic, Τόμος 3

George Edward Atwood - 1901
...Two men are 268 miles apart. If they travel toward each other, one 4 miles an hour and the other 3 miles an hour, how far apart will they be at the end of 35 hours ? 1. How many dozen pencils can I buy for 24 cents at half a cent apiece ? 2. Compare a half-inch...

## Plans for Busy Work

Sarah Louise Arnold - 1901 - 139 σελίδες
...from the same place and travel in the same direction, but one travels 7 miles an hour and the other 9 miles an hour, how far apart will they be at the end of two hours? 31. A boy, having 25 cents, bought 1 quart of cherries for 10 cents, one orange for 5 cents,...

## The Natural Arithmetic: Book 1-, Βιβλίο 2

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...start at the same time to travel in the same direction. One travels 3| miles an hour, and the other 4| miles an hour. How far apart will they be at the end of 10 hours ? 4. A man traveled 8 hours at the rate of 5-J miles an hour, and then returned to the point...

## The Natural Arithmetic: Book I-[III], Βιβλίο 2

Isaac Oscar Winslow - 1901
...at the same time to travel in the same direction. One travels 3£ miles an hour, and the other 4|- miles an hour. How far apart will they be at the end of 10 hours ? 4. A man traveled 8 hours at the rate of 5£ miles an hour, and then returned to the point...

## A Textbook on Electric Lighting and Railways: International ..., Τόμος 1

...are sailing towards each other, one at the rate of 18 miles an hour and the other at the rate of 15 miles an hour. How far apart will they be at the end of 205 hours ? DIVISION. { M (») C) (¿) W (/) (g) (*) (0 (/) (*) (/) (m) («0 (0) 99,892. 167,220. 225,308....

## Heath's Complete Practical Arithmetic

Charles Edward White - 1901 - 451 σελίδες
...sixth hour ? 17. If John travels east at the rate of 8 miles an hour, and James west at the rate of 5 miles an hour, how far apart will they be at the end of 6 hours ? 18. If 6 men do a piece of work in 12 days, in what time can 1 man do it ? Analysis. —...

## Book one (1901)

Isaac Oscar Winslow - 1901
...at the same time to travel in the same direction. One travels 3£ miles an hour, and the other 4-J- miles an hour. How far apart will they be at the end of 10 hours ? 4. A man traveled 8 hours at the rate of 5^ miles an hour, and then returned to the point...