| Daniel W. Fish - 1874 - 300 σελίδες
...a quantity of the same for $455, and gained 30$. What quantity was sold ? and at what price ? 160. If a certain number of workmen can do a piece of work in 25 da., in what time will 1| of that number of men do a piece of work twice as great, supposing 2 of the... | |
| Daniel W. Fish - 1875 - 290 σελίδες
...quantity of the same for $455, and gained 30$. What quantity was sold ? and at 'what price ? _^&?0. If a certain number of workmen can do a piece of work in 25 da., in what time will If of that number of men do a piece of work twice as great, supposing 2 of the... | |
| Robert Johnston (F.R.G.S.) - 1879 - 318 σελίδες
...gain £ of my outlay. What would I have gained per cent, had I sold it for 16s. 6d. ? 4. If 12 men do a piece of work in 25 days, in what time will 10 men do a piece of work 1J times as great, if 3 of the first set do as much in an hour as 4 of the... | |
| Alexander Kennedy Isbister - 1882 - 190 σελίδες
...„ 1 man „ = 42 x 28 days.» 2 32.x 28 . „ 21 men . = — ^— days. = 56 days. Ans. 4. If 15 workmen can do a piece of work in 25 days, in what time can 25 men do the same 1 6. If 8 horses subsist ou a certain quantity of hay for 2 months, how long... | |
| 1883 - 658 σελίδες
...J. Jp 5. I_ J ___ I 2 £2*10 /¿5*4 7 9 ;' 3 // t tt¿ 37 f 1 Х2+ (lx 19 5 Ans. 2. SUBSCRIBIR. — If a certain number of workmen can do a piece of work in 25 days, in what time will if of that number do a piece of work twice as great, supposing two of the first set can do as much... | |
| Joseph Hughes - 1883 - 578 σελίδες
...Arithmetic. i. 2HD YEAR PT— Simplify TY + íY + íV-* rf Ч '¿ 3i U iWi-a*?* . 2. SUBSCRIBER. — If a certain number of workmen can do a piece of work in 25 days, in what time will if of that number do a piece of work twice as great, supposing two of the first set can do as much... | |
| 270 σελίδες
...progression results. The common ratio is a) 13 b) 2c) -12 d) None of these 179. If 16 men or 20 women can do a piece of work in 25 days, in what time will 28 men and 15 women doit? a) 14- days b) 33- days 2 1 c) 18- days d) 10 days 180. A and B starts at... | |
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