Κρυφά πεδία
Βιβλία Βιβλία
" If 2 men start from the same place and travel in opposite directions, one at the rate of 4 miles an hour, and the other at the rate of 5 miles an hour, how far apart will they be at the end of 1 hour ? At the end of 2 hours ? 5 hours? "
An Intellectual and Practical Arithmetic: Or, First Lessons in Arithmetical ... - Σελίδα 25
των James L. Enos - 1851 - 144 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

Graded Lessons in Arithmetic: Book IV

Wilbur Fisk Nichols - 1897 - 136 σελίδες
...place, and travel in the same direction. One travels at the rate of 8 miles an hour, the other 11 miles an hour. How far apart will they be at the end of 20 hours ? 13. What is the cost of 9 cows, at $25 each? 14. How much will 19 pencils cost, at 5/ each...

An Elementary Treatise on Electric Power and Lighting: Arithmetic ...

International Correspondence Schools - 1897 - 346 σελίδες
...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 ? Ans. 1,081 miles. DIVISION. 55. DiviBion is the process of finding how many times one number...

Elements of Trigonometry: Plane and Spherical

Andrew Wheeler Phillips, Wendell Melville Strong - 1898 - 362 σελίδες
...time on straight tracks inclined to each other 21° 12'. If their average speeds are 40 and 50 miles an hour, how far apart will they be at the end of the first fifteen minutes? (36.) A ship, A, is seen from a light-house, B; to determine its distance a point,...

The Model Mental Arithmetic for Public and Private Schools

C. F. R. Bellows - 1898 - 148 σελίδες
...directions from a certain place, one at the rate of 3 miles an hour and the other at the rate of 4 miles an hour; how far apart will they be at the end of 12 hours? 17. How many dollars will a man receive for 11 weeks' work at 9 dollars a week? 18. What...

The Rand-McNally primary arithmetic

Edwin Crawford Hewett - 1899 - 280 σελίδες
...in opposite directions, one at the rate of 3f miles an hour, and the other at the rate of S£ miles an hour. How far apart will they be at the end of 9 hours? 71. A man bought a piece of land at $36 an acre, paying $2,844 for it; he sold it at $44 an...

Lippincott's Practical Arithmetic: Embracing the Science and Practical ...

James Morgan Rawlins - 1899 - 458 σελίδες
...and travel, one due north at the rate of 3 miles an hour, the other due east at the rate of 5 miles an hour. How far apart will they be at the end of 10 hours? 57. Divide one millionth by eight ten-thousandths, and express the result in words. 58. Find...

For 6th-8th grade

George Edward Atwood - 1899 - 392 σελίδες
...13. A and B are 96 miles apart. If they travel away from each other, A 3 miles an hour and B 5 miles an hour, how far apart will they be at the end of 28 hours ? LESSON 34. 1. Find .10i of $849.60. 2. Divide $ 70.68 by .10.\. 3. 1.1118 -j- .34. 4. Reduce...

A Textbook on Marine Engineering ...: Steam and Steam Boilers, Steam Engines ...

International Correspondence Schools - 1900 - 614 σελίδες
...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 ? Ans. 1,081 miles. DIVISION. 55. Division is the process of finding how many times one number...

The Natural Arithmetic: Book 1-, Τόμος 2

Isaac Oscar Winslow - 1901 - 286 σελίδες
...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 5J miles an hour, and then returned to the point...

Heath's Complete Practical Arithmetic

Charles Edward White - 1901 - 472 σελίδες
...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. —...




  1. Η βιβλιοθήκη μου
  2. Βοήθεια
  3. Σύνθετη Αναζήτηση Βιβλίων
  4. Λήψη ePub
  5. Λήψη PDF