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A can do a piece of work in 3 days, B in 4 days, and C in 6 days. How long will it take them to do it working together?
A School Algebra - Page 166
by George Albert Wentworth - 1890 - 495 pages

## An Elementary Arithmetic: Designed for Academies and Schools : Also, Serving ...

George Roberts Perkins - Arithmetic - 1846 - 266 pages
...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...

## An Elemtary Arithmetic ...: Serving as an Introduction to the Higher ...

George Roberts Perkins - Arithmetic - 1849 - 347 pages
...employed in the purchase. If ! the whole sum employed was 15 L cents, I should gain 1 cent. 25. If A can do a piece of work in 3 days, B in 4 days, and C in 5 days, how many times longer will it take B to do it alone, than it will take A and C together to...

## An Elementary Arithmetic Serving as an Introduction to the Higher Arithmetic

George Roberts Perkins - Arithmetic - 1850 - 372 pages
...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 of work in 3 days, B in 4 days, and C in 5 days, how many times longer will it take B to do it alone, than it will take A and C together to...

## An Elementary Arithmetic Designed for Academies and Schools: Also Serving as ...

George Roberts Perkins - Arithmetic - 1851 - 356 pages
...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 of work in 3 days, B in 4 days, and C in 5 days, how many times longer will it take B to do it alone, than it will take A and C together to...

## A Practical and Theoretical Arithmetic: Designed for the Use of Schools and ...

Charles D. Lawrence - Arithmetic - 1854 - 336 pages
...of |- of 10 tuns of wine for 8-483.84 ; what was that per gill ? Ans. \$0.015. 10. A can dig a well in 3 days, B in 4 days, and C in 6 days ; how long will it take all of them together to dig it ? Ans. 11 days. 11. A person spent f of his income, afterwards f- of...

## New University Arithmetic: Embracing the Science of Numbers, and Their ...

Charles Davies - Arithmetic - 1856 - 452 pages
...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 with...

## Davies' University Arithmetic: Embracing the Answers, and a Full Analysis ...

Charles Davies - Arithmetic - 1861 - 496 pages
...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 the...

## A Theoretical and Practical Arithmetic: Designed for Common Schools and ...

Daniel Leach, William Draper Swan - Arithmetic - 1861 - 346 pages
...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,...