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" If 4 firkins of butter cost 26 dollars, what will 7 firkins cost ? 15. If 3 men can do a piece of work in 7 days, how long will it take 1 man to do it? How long would it take 4 men ? 16. "
Fish's Arithmetic Number One: Oral and Written ... - Σελίδα 155
των Daniel W. Fish - 1883 - 170 σελίδες
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Letters to the Hon. William Prescott, LL.D., on the Free Schools of New ...

James Gordon Carter - 1824 - 150 σελίδες
...one week, they will consume 15 times as much, or 4y, equal to 4 barrels, in 15 weeks. X2. If 3 men do a piece of work' in 7 days, how long will it take 5 men to do the same work ? Analysis. If 3 men do the work in 7 days, it will take one man three times...

Colburn's First Lessons: Intellectual Arithmetic, Upon the Inductive Method ...

Warren Colburn - 1826 - 176 σελίδες
...10 pounds cost ? 14. If 4 firkins of butter cost 26 dollars, what will 7 firkins cost ? 15. If 3 men can do a piece of work in 7 days, how long will it take 1 man to do it ? How long would it take 4 men ? 16. If 2 cocks will empty a cistern in 3 hours, in how long a time...

The Sure Guide to Written Arithmetic: Designed for Beginners, and Summer ...

Peirpont Edward Bates Botham - 1836 - 104 σελίδες
...firkins cost? О 45. If 6 sides of sole leather cost 30 dollars : what cost one side ? 46. If 3 men can do a piece of work in 7 days : how long will it take 1 man to do it ? о 47. To divide 54 dollars equally among 6 persons : what sum must be given to each ? 48. If 4 firkins...

Intellectual Arithmetic, Upon the Inductive Method of Instruction

Warren Colburn - 1847 - 170 σελίδες
...10 pounds cost 1 14. If 4 firkins of butter cost 26 dollars, what will 7 firkins cost ? 15. If 3 men can do a piece of work in 7 days, how long will it take 1 man to do it ? How long would it take 4 men 1 16. If 2 cocks will empty a cistern in 3 hours, in h^iv long a time...

Colburn's First Lessons: Intellectual Arithmetic, Upon the Inductive Method ...

Warren Colburn - 1847 - 168 σελίδες
...4 firkins of butter cost 26 dollars, what will 7 firkins cost 1 15. If 3 men can do a piece of wotk in 7 days, how long will it take 1 man to do it ? How long would it take 4 men 1 16. If 2 cocks will empty a cistern in 3 hours, in how long a time...

Intellectual Arithmetic: Upon the Inductive Method of Instruction

Warren Colburn - 1849 - 166 σελίδες
...10 pounds cost ? 14. If 4 firkins of butter cost 26 dollars, what will 7 firkins cost ? 15. If 3 men can do a piece of work in 7 days, how long will it take 1 man to do it? How long would it take 4 men ? 16. If 2 cocks will empty a cistern in 3 hours, in how long a time would...

Greenleaf's Primary Arithmetic

Benjamin Greenleaf - 1854 - 156 σελίδες
...days, how many men will it take to do a piece of work 6 times as large in the same time ? 3. If 6 men can do a piece of work in 7 days, how long will it take 12 men to do a piece of work twice as large ? 4. A can mow a field in 5 days, and B can mow it in 6...

Mental Arithmetic Upon the Inductive Plan: Designed for Primary and ...

Benjamin Greenleaf - 1857 - 162 σελίδες
...days, how many men will it take to do a piece of work 6 times as large in the same time ? 3. If 6 men can do a piece of work in 7 days, how long will it take 12 men to do a piece of work twice as large ? 4. A can mow a field in 5 days, and B can mow it in 6...

The Progressive Primary Arithmetic: For Primary Classes in Public and ...

Horatio Nelson Robinson - 1860 - 96 σελίδες
...6. If 8 men can build a shed in 10 days, how many men must be employed to build it in one day1? 7. If 4 men can do a piece of work in 7 days, how long will it take one man to do it ? 8. How many days' labor, at 8 shillings a day, will pay for 10 bushels of potatoes...

Mental Arithmetic Upon the Inductive Plan: Designed for Primary and ...

Benjamin Greenleaf - 1851 - 150 σελίδες
...far can he travel in 6 hours ? 12. 6 times 11 are how many ? 7 times 11 ? 9 times 11 ? 13. If 6 men can do a piece of work in 7 days, how long will it take one man to do the same work ? 14. 6 times 7 are how many ? 6 times 8 ? 6 times 9 ? 15. If a quantity...




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