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" If 4 men can do a piece of work in 6 days, in how many days can 3 men do twice as much work ? 15. "
The Youth's Assistant in Theoretic and Practical Arithmetic, : Designed for ... - Σελίδα 129
των Zadock Thompson - 1828 - 225 σελίδες
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Intellectual Arithmetic

James Stewart Eaton - 1877
...same ? 13. If 9 men can do a piece of work in 8 days, how many men can do the same in 12 days? 14. If 4 men can do a piece of work in 6 days, in how many days can 3 men do twice as much work? 15. A farmer sold 2 tons of hay at $20 a ton, and for pay received 8 yards...

The Practical Arithmetic on the Inductive Plan: Including Oral and Written ...

William James Milne - 1877 - 391 σελίδες
...do a piece of work in 45 days, how many days will it take 11 men to do the same work? 8. If 10 men can do a piece of work in 6 days, in how many days can 13 men do the same work? 9. How many men will it .require to build 60 rods of wall in the same time...

The Illustrative Practical Arithmetic by a Natural Method: With Dictation ...

George Augustus Walton, Electa Nobles Lincoln Walton - 1877 - 336 σελίδες
...the pupils perform the following examples both by analysis and by proportion. EXAMPLES. 1. If 5 men can do a piece of work in 6 days, in how many days can 7 men do it ? Ans. 4$ d. 2. If 15 men can do a piece of work in 12 days, how many men can do it in...

An Intellectual Arithmetic, Upon the Inductive Method: With an Introduction ...

James Stewart Eaton - 1878 - 176 σελίδες
...o'clock, what is the length of the shadow cast, at the same time, by a pole 18 feet long ? I J. ,Jf24. If 4 men can do a piece of work in 6 days, in how many days can 3 men do the same ? Q 25. If 5 men can do a piece of work in 3 days, in how many days can they do a...

Complete Intellectual Arithmetic: Adapted to Classes in Grammar Schools and ...

James Bates Thomson - 1878 - 168 σελίδες
...the rate of $35 for 7 weeks ? 87. If 7 pounds of flour cost 63 cents, what will 31 pounds cost ? 88. If 4 men can do a piece of work in 6 days, how long will it take 8 men to do the same work ? SUGGESTION. — 8 men are twice as many as 4 men...

Bradbury's Eaton's Practical Arithmetic: Combining Oral and Written Exercises

William Frothingham Bradbury - 1879 - 374 σελίδες
...same ? 13. If 9 men can do a piece of work in 8 days, how many men can do the same in 12 days ? 14. If 4 men can do a piece of work in 6 days, in how many days can 3 men do twice as much work ? 15. A farmer sold 2 tons of hay at $20 a ton, and for pay received 8...

Intellectual Arithmetic by Induction and Analysis ...

Joseph Ray - 1881 - 164 σελίδες
...it in (} days. 23. If 3 men can do a piece of work in 4 days, in how many days can 1 man do it ? 24. If 4 men can do a piece of work in 6 days, in how many days can 1 man do it? 25. If a quantity of bread serve 8 men 4 days, how many days will it serve 1 man ? 26....

Report ...

1882
...sister, and spent the rest for oranges at 5 cents apiece : how rnanj' oranges did he get? 3. If 8 men can do a piece of work in 6 days' in how many days can 3 men do a piece J as large? 4. If James can earn $5 while Thomas earns $8, how many dollars will Thomas...

An Elementary Arithmetic on the Inductive Plan: Including Oral and Written ...

William James Milne - 1882 - 205 σελίδες
...earn in 9 months? 8. If a man earns $7 per week, and a boy $3, how much will both earn in 7 weeks? 9. If 4 men can do a piece of work in 6 days, how long would it take 1 man to do it? 10. What will 8 quarts of berries cost at 10 cents per quart?...

Number Lessons: A Book for Second and Third Year Pupils

Charles Edward White - 1891 - 201 σελίδες
...$.75 ? 2. How many eggs in 6 dozen ? 3. What must I pay for 7 pencils at $.04 each ? 4. If 3 girls can do a piece of work in 6 days, in how many days can one girl do it ? 5. If $.15 is i of my money, how much money have I ? 6. How many months in 6 years...




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