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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.
The Practical Analyst: Or, A Treatise on Algebra, Containing the Most Useful ... - Page 70
by Enoch Lewis - 1826 - 166 pages

## An Introduction to Algebra: With Notes and Observations: Designed for the ...

John Bonnycastle - Algebra - 1782 - 226 pages
...refpeftively : in •what time would they joindy pr0duce_the_effe& 4? '+& **1 time. 26. 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 will it take each perfon to perform the...

## Select Exercises for Young Proficients in the Mathematicks: Containing I. A ...

Thomas Simpson - Mathematics - 1792 - 292 pages
...^a—go ; whence ac (-2« + 2) — 5^=150, »nd y (— a+JL QUESTION QUESTION LX, 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 will it take each Perfon, alone, to perform...

## Mathematics: Compiled from the Best Authors and Intended to be the ..., Volume 1

Mathematics - 1801 - 446 pages
...e,f, g, respectively ; in what time would they jointly produce the effect d ? 26. 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 will it take each person to perform the...

## The Leeds Correspondent, Volume 2

John Ryley, John Gawthorp, John Whitley - Mathematics - 1818 - 308 pages
...algebra, to a question in Dodson's Repository, page 62, vol.), which is as follows: If A and B together can perform a piece of work in 8 days; A and C, in 9 days, and B and C in 10 days: how many days will it take each person alone to perform the same work? Solution from Dodson's Repository, communicated...

## An Introduction to Algebra: With Notes and Observations : Designed for the ...

John Bonnycastle - Algebra - 1818 - 284 pages
...man, he wants 25 to fill up the square ; how many soldiers had he ? Ans. 24000 36. 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 will it take each person to perform the the...

## An Introduction to Algebra: With Notes and Observations, Designed for the ...

John Bonnycastle - Algebra - 1825 - 336 pages
...had he ? Ans 24000. 36. If A and B together can perform a piece of work in 3 days, A and c together in 9 days, and B and c in 10 days, how many days will it take each person to perform the same work alone. Ans. A 14Jf days.B 1 7f f and c 23/T QUADRATIC...

## Elements of Arithmetic, Theoretical and Practical: Adapted to the Use of ...

Ferdinand Rudolph Hassler - Arithmetic - 1828 - 230 pages
...the work jointly ? A us. in f of a week. --12. If A and B together can perform a work in 8 days, and A and C in 9 days, and B and C in 10 days ; how many days will it take each to perform the work alone ? Ans. To A = 14ff ; to B — 17£? ; to C = 23TV 13. The...

## Elements of Algebra: Tr. from the French of M. Bourdon, for the ..., Volume 1

Bourdon (M., Louis Pierre Marie) - Algebra - 1831 - 446 pages
...days ; how many days would the man alone be in drinking it ? Ans. 20 days. 37. 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...