| George Roberts Perkins - 1846 - 266 σελίδες
...employed in the purchase. If the whole sum employed was 15 cents, I should gain 1 cent. 24. If A can can do a piece of work in 3 days, B in 4 days, and C in 5 days, how much longer will it take B to do it alone, than it will take A and C together to do it ? i - Ans. 2T2j... | |
| George Roberts Perkins - 1850 - 364 σελίδες
...gain TV of a cent oa each cent , J employed in the purchase. If j the whole sum employed was 1 5 I cents, I should gain 1 cent. 25. If A can do a piece...than it will take A and C together to do it ? Ans. 2TV times. 2G. If A can accomplish a piece of work in -^ of a day, B in -J- of a day, and C in £ of... | |
| George Roberts Perkins - 1851 - 356 σελίδες
...I gain iV of a cent on each cent . J employed in the purchase. If ] the whole sum employed was 15 I cents, I should gain 1 cent. 25. If A can do a piece...alone, than it will take A and C together to do it ? Ant. 2-rV times. 26. If A can accomplish a piece of work in \ of a day, B in i of a day, and C in... | |
| George Roberts Perkins - 1855 - 388 σελίδες
...gain Vj of a cent on each cent . I employed in the purchase. If I the whole sum employed was 1 5 I cents, I should gain 1 cent. 25. If A can do a piece of work in 3 daj's, B in 4 days. and C in 5 days, how manj' times longer will it take B to do it alone, than it... | |
| Charles Davies - 1856 - 450 σελίδες
...other. A goes 5 miles an hour, and B 4 miles : how many miles must each travel before they meet ? 49. A can do a piece of work in 3 days, B in 4 days, and C in 6 days : in what time will they all do it, working together ? 50. A can build a wall in 15 days, but... | |
| Charles Davies - 1861 - 496 σελίδες
...shadow of 7 feet, wLat is the height of a steeple, whose shadow is 196 feet, at the time of day? 64. A can do a piece of work in 3 days, B in 4 days, and C in 6 days : in what time will they do it, working together ? 65. A can build a wall in 15 days, but with... | |
| Daniel Leach, William Draper Swan - 1861 - 344 σελίδες
...paid for it, and 12| per cent, less than he asked. What did he ask for it ? No. V. 1. A can perform a piece of work in 3 days, B in 4 days, and C in 12 days. In what time will they finish it if they all work together ? 2. What number is that to which,... | |
| George Roberts Perkins - 1865 - 360 σελίδες
...I gain TV of a cent on each cent . J employed in the purchase. If I the whole sum employed was 15 I cents, I should gain 1 cent. 25. If A can do a piece...days, how many times longer will it take B to do it aione, than it will take A and C together to do it ? An: . 2 W times. 26. If A can accomplish a piece... | |
| George Roberts Perkins - 1869 - 358 σελίδες
...apiece ? {I gain -rV of a cent on each cent employed in the purchase. If the whole sum employed was 15 cents, I should gain 1 cent. 25. If A can do a piece of work in 3 daj'S, B in 4 days. and C in 5 days, how man}' times longer will it take B to do it alone, than it... | |
| Isaac Stone - 1869 - 278 σελίδες
...and 7 o'clock will the hour and minute hands of a clock be exactly together? Art. 199. Ex. 46. 13. A can do a piece of work in 3 days; B, in 4 days; C, in 6 days : in what time will they all do it, working together? Art. 199. Ex. 49. CAUSE AND EFFECT.... | |
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