 If 15 men can do a piece of work in 12 days, how many men can do it in 20 days ? Ans. 9 men. 3. If 72 cents is paid for 6 hours' washing, how much should be paid for 8£ hours  The Boy's Arithmetic - Page 94by Charles Arnold - 1850Full view - About this book
 | Charles Vyse - Arithmetic - 1806 - 342 pages
...their Produdt by the third Term : the Quotient will be the Answer. EXAMPLES. (1) If 48 Men can perform a Piece of Work in 12 Days, how many Men can do the same in 72 Days ? (2) How much in Length, that is four Inches broad, will make a Foot square ? (3) Suppose... | |
 | Zadock Thompson - Arithmetic - 1826 - 176 pages
...8300 ; how long must he keep it to balance the former favor? . Ans. 5ms 25ds. 8. If 100 men can An a piece of work in 12 days, how many men can do the -same in 3 days'? . ' Ans. 400 men. 9. A goldsmith sold a tankard weighing 39oz 15pwt for ^10 12s ; what... | |
 | Zadock Thompson - Arithmetic - 1828 - 238 pages
...ISpwt. for £10 12s. What was it per oz. ? oz. pwM. £ 39 15 : 10 12 : : 1 Ans. 5s. 4d. 13. If 100 men can do a piece of work in 12 days, how many men can do the same In 3 days ? Ans. 400 men. 14. If 100 dollars gain 6 dollars in one year, in what time will a som of... | |
 | Zadock Thompson - Arithmetic - 1832 - 182 pages
...1 t <1 p rr ? t i .- •• -» * ' . . . • -*- *• -^ - - ->— . <* <• i «ri 13. If 100 men can do a piece of work in 12 days, how many men can do the same in 3 days ? Ans. 400 men. 14. If 100 dollars gain 6 dollars in one year, in what time will a sum of... | |
 | Zadock Thompson - Arithmetic - 1832 - 186 pages
...interest of 336 dollars for the same time ? SSS 100 : 6 : : 336 Ans. $20.16. 13. If 100 men can do * piece of work in 12 days, how many men can do the same in 3 days ? Ans. 400 men. 14. If 100 dollars gain 6 dollars in one year, in what time will a sum of... | |
 | Peirpont Edward Bates Botham - Arithmetic - 1837 - 252 pages
...or one by multiplication, we divide th« answer to obtain the other relative number. Ex. If 100 men can do a piece of work in 12 days ; how many men will it take to do it in 3 days ? Ans. 400 SOLUTION' ILLUSTRATION. 100 12 days is the time that 100... | |
 | William Barnes - 1840 - 88 pages
...t straight line ? . • An». 15 miles, 1377 yards, 2J feet. It PRACTICAL QUIST10NS. 44. If 20 men can do a piece of work in 12 days, how many men can do another 3 times as large in one third of the time? Ans. 180. 45. The clocks of Italy strike on to 24... | |
 | James Stewart Eaton - Arithmetic - 1868 - 356 pages
...45 bushels of oats in 3 weeks, how many bushels will 12 horses eat in the same time? 30. Three men can do a piece of work in 12 days ; how many men must be added to the number to do the same in 4 days ? 31. A ship's crew of 12 men has food for 24... | |
 | George Augustus Walton, Electa Nobles Lincoln Walton - Arithmetic - 1869 - 350 pages
...5 men can do a piece of work in 6 days, in how many days can 7 men do it ? Ans. 4^ d. 2. If 15 men can do a piece of work in 12 days, how many men can do it in 20 days ? Ans. 9 men. 3. If 72 cents is paid for 6 hours' washing, how much should be paid for... | |
 | George Augustus Walton, Electa N. L. Walton - Arithmetic - 1871 - 348 pages
...5 men can do a piece of work in 6 days, in how many days can 7 men do it ? Ans. 4$ d. 2. If 15 men can do a piece of work in 12 days, how many men can do it in 20 days ? Ans. 9 men. 3. If 72 cents is paid for 6 hours' washing, how much should be paid for... | |
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