 | Charles Davies - 1860 - 330 σελίδες
...and ^ of the third, may be all equal to each other. Ans. 8, 12, and 16. 6. If A and B together can do a piece of work in 8 days, A and C together in 9 days, and J3 and C in ten days, how many days would it take each to perform the same work alone? ' Ans. .4, 14f... | |
 | Charles Davies - 1861 - 322 σελίδες
...and j of the third, may be all equal to each other. Ans. 8, 12, and 16. 9. If A and B together can do a piece of work in 8 days, A. and C together in 9 days, and B and C in ten days ; how many days would it take each to perform the same work alone? ' Ans. A 14||, B 17£f,... | |
 | Dublin city, univ - 1863 - 312 σελίδες
...expression (aV - a'V) (b"e - be") - (bo - b'e) (a"& - « b(a,'e''- aV) + b'(a"e- ac") + b"(ae'~ 13. If A and B together can perform a piece of work in m days, A and C in » days, and B and C in p days, in what time could A, B, and C separately perform... | |
 | Charles William Hackley - 1864 - 532 σελίδες
...woman 30 days ; how many drn would the man alone be in drinking it ? Ans. 20 daví. (40) If A and В together can perform a piece of work in 8- days ; A and С together in 9 days ; and В and С in 10 days : how many days will it nú* each person to perform... | |
 | Benjamin Greenleaf - 1864 - 336 σελίδες
...the quantity of each ? Ans. Wheat, 29 bushels ; barley, 44 bushels ; and oats, 73 bushels. 8. A and B can perform a piece of work in 8 days, A and C in 9 days, and B and C in 10 days ; in how many days can each alone perform it ? Ans. A, in 14f| days;... | |
 | Elias Loomis - 1864 - 386 σελίδες
...remains due to him, and to the other one third of what remains due to him. What were the debts ? Ex. 21. If A and B together can perform a piece of work in 12 days, A and C together in 15 days, and B and C in 20 days, how many days will it take each person... | |
 | John Fair Stoddard, William Downs Henkle - 1866 - 546 σελίδες
...the wheels ? Ans. The ropes, 360 and 72 yards ; and circumferences of the wheels 20 and 12 yards. 22. If A and B together can perform a piece of work in 8 days, A and C together in 9 days, and B and O together in 10 days, in how many days can each alone perform the same work 1 Ans. A in 14J£ days,... | |
 | Charles Davies - 1866 - 314 σελίδες
...^ of the third, may be all equal to each other. Ans. 8, 12, and 16. 6. If A and .B together can do a piece of work in 8 days, A and C together in 9 days, and B and C in ten days, how many days would it take each to perform the same work alone? ' Ans. A, 14JJ; JS, 17f*... | |
 | Joseph Ray - 1852 - 422 σελίδες
...the greater divided by the less shall be q, with a remainder r. An*. , 1-fV , -- . - . - - ---- 13. If A and B together can perform a piece of work in a daye, A and C together the same in b days, and B and C togetner in t days: find the time in which... | |
 | Isaac Stone - 1869 - 272 σελίδες
...end of 7 months, and received ouly £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...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. A banker has two kinds... | |
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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 will it take each person to perform the same work alone. 
