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If A and B together can perform a piece of work in 8 days, A and C together in 9 days, and B and C in 10 days : how many days would it take each person to perform the same work alone ? Ans. A 14JA days, B 17fa, and C 23JT.
Elementary Algebra: Embracing the First Principles of the Science - Page 106
by Charles Davies - 1842 - 258 pages

## The Elementary and Complete Examiner: Or, Candidate's Assistant: Prepared to ...

Isaac Stone - Educational tests and measurements - 1869 - 272 pages
...£2 13s 4d and his livery; what was its value? Ex. 16. P. 100. 14. If A and B together can perform a piece of work in 8 days, A and C together in 9 days, and B and C in 10 days, how many days would it take each person to perform the same work alone? Ex.20. P. 100. 15....

## The Elementary and Complete Examiner: Or, Candidate's Assistant: Prepared to ...

Isaac Stone - Educational tests and measurements - 1869 - 278 pages
...£2 13s 4d and his livery; what was its value? Ex. 16. P. 100. 14. If A and B together can perform a piece of work in 8 days, A and C together in 9 days, and B and C in 10 days, how many days would it take each person to perform the same work alone? Ex.20. P. 100. 15....

## The Elementary and Complete Examiner: Or, Candidate's Assistant: Prepared to ...

Isaac Stone - Educational tests and measurements - 1869 - 272 pages
...£2 13s 4d and his livery; what was its value? Ex. 1G. P. 100. 14. If A and B together can perform a piece of work in 8 days, A and C together in 9 clays, and B and C in 10 days, how many days would it take each person to perform the same work alone?...

## The science and art of arithmetic, by A. Sonnenschein and H.A. Nesbitt ...

Adolf Sonnenschein - 1870 - 276 pages
...acres in 7 days, B can mow 3 acres in 10 days. In what time will the two together mow 1 acre ? (11) A and B together can do a piece of work in 8 days, A alone can do it in 12 days. In what time could B alone do it ? (12) Simplify '¿±АА (13) Express...

## The Complete Algebra: Embracing Simple and Quadratic Equations, Proportion ...

Edward Olney - Algebra - 1877 - 468 pages
...+ be J Deduce from these results those of the preceding example. 8. If A and B together can perform a piece of work in 8 days, A and C together in 9 days, and B and C together in 10 days, in how many days can each alone perform the same work ? Ana., A in 14f* days,...

## The science and art of arithmetic, by A. Sonnenschein and H.A ..., Volume 2

Adolf Sonnenschein - 1877 - 148 pages
...acres in 7 days, B can mow 3 acres in 10 "days. In what timo will the two together mow 1 acre ? (11) A and B together can do a piece of work in 8 days, A alone can do it in 12 days. In what time could В alone do it Î П 4. 1 2 4. 1 (12) Simplify Г*,***....

## The Complete Algebra: Embracing Simple and Quadratic Equations, Proportion ...

Edward Olney - Algebra - 1878 - 516 pages
...days. Deduce from these results those of the preceding example. 8. If A and B together can perform a piece of work in 8 days, A and C together in 9 days, and B and C together in 10 days, in how many days can each alone perform the same work ? Ans., A in 14ff days,...

## The Franklin Elementary Algebra

Edwin Pliny Seaver, George Augustus Walton - Algebra - 1882 - 328 pages
...From these data compute tt,e specific gravity of the maple wood, of the cork, and of the lead. 106. If A and B together can do a piece of work in 8 days, B and C in 9 da}*s, and C and A in 10 days, how many days will it take each to do the work alone? 107....