| Charles Hutton - 1815 - 686 σελίδες
...it will require more men to perform the same work in less time, or tewer men in more time. Ex. If б men can perform a piece of work in 15 days, how many men can do the same in 10 days. Then, reciprocally - as T'T to -ré so is 6 : 9 ? the or inversely - as... | |
| Frederick Emerson - 1834 - 300 σελίδες
...and to be lined with shalloon |- yard wide. How many yards of shalloon will be required ? 28. If 30 men can perform a piece of work in 15 days, how many men would accomplish the same piece of work, in a fifth part of the time ? 29. What is the value of 172... | |
| George Willson - 1836 - 202 σελίδες
...loaf should weigh 106z., how much ought it to weigh when flour is $ 7.62i ? Ans. 8A+ oz. 44. If 20 men can perform a piece of work in 15 days, how many men must be added to the number, that it may be accomplished in |- of the time ? Ans. 5 men. 45. What quantity of water added to 31 ^ gallons... | |
| George Willson - 1838 - 194 σελίδες
...loaf should weigh lOoz., how much ought it to weigh when flour is $ 7.62^ ? Ans. 8^+ oz. 44. If 20 men can perform a piece of work in 15 days, how many men must be added to the number, that it may be accomplished in -| of*the time ? Ans. 5 men. 45. What quantity of water added to 31^ gallons... | |
| W. F. Walker - 1841 - 246 σελίδες
...how long, will it require if he travel but 11TV hours a day? - Ans. 40da. 15hr. 30min.+ (7.) If 20 men can perform a piece of work in 15 days, how many men must be added to the number, that it may be accomplished in f of the time ? Ans. 5 men. (8.) If by working 6f hours a dayx a man can... | |
| Frederick Emerson - 1842 - 296 σελίδες
...and to be lined with shalloon -£ yard wide. How many yards of shalloon will be required ? 28. If 30 men can perform a piece of work in 15 days, how many men would accomplish the same piece of work, in a fifth part of the time ? 29. What is the value of 172... | |
| James Robinson (of Boston.) - 1847 - 304 σελίδες
...? 9. If 10 barrels of flour are worth 60 dollars, how many dollars are 15 barrels worth ? 11. If 12 men can perform a piece of work in 15 days, how many men will perform the same work in 30 days? 13. If 8 men can dig a cellar in 10 days, what number of men... | |
| Horatio Nelson Robinson - 1860 - 444 σελίδες
...amount must I sell to gain $1000 ? ^"^^6^2^" t. If 20 men can perform a piece of work in 15 dnys, Low many men must be .added to the number, that the work may be ' accomplished in | of the time ? Ans. 5. 8. If 100 yd. of broadcloth cost $478.07 /3,- how much will... | |
| Philotus Dean - 1874 - 472 σελίδες
...$600, in the same time, at the same rate? Ans. $10000. 24. If 15 men can complete a piece of work in 24 days, how many men must be added to the number, that the work may be completed in | of the time ? Ans. 3. 25. If interest for 2 yr. 7 mo. is $55.80, what would be the interest... | |
| Horatio Nelson Robinson - 1875 - 462 σελίδες
...what ' amount must I sell to gain $1000 ?' ' . , • 6. , 6 2^ .• ' • 7. If 20 men can perform '& piece of work in 15 days, how many men must be added to the number, that the work may be accomplished in | of the time ? Ans. 5. „ 8. If 100 yd. of broadcloth cost $473.C7T93, how much will.... | |
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