 | Benjamin Greenleaf - Arithmetic - 1858 - 472 pages
...? Ans. 2T8r days. 36. A wall, which was to be built 32 feet high, was raised 8 feet by 6 men in 1 2 days ; how many men must be employed to finish the wall in 6 days? 37. A can build a boat in 20 days, but with the assistance of C he can do it in 12 days ; in... | |
 | Edwin Colman TYSON - Arithmetic - 1860 - 182 pages
...days. As I : 5 : Ans. 600 men. (58) A wall that is to be built to the height of 27 feet was raised 9 feet by 12 men in 6 days: how many men must be employed...finish the wall in 4 days at the same rate of working ? Since 9 feet are finished, there are 18 feet to be built. ft. As 9 _ 18 12 men. 12 9)_2_U5 24 men.... | |
 | James Haddon - Arithmetic - 1862 - 358 pages
...grains of steel ? 9. A wall is to be built of the height of 27 feet, and 9 feet high of it are built by 12 men in 6 days ; how many men must be employed to finish the remainder in 4 days ? 10. When the mercury in the barometer stands at a height of 30 inches, the pressure... | |
 | Charles Davies - Arithmetic - 1863 - 346 pages
...46. If 4 men are paid 24 dollars for 3 days' labor, how many men may be employed 16 days for $96? 47. A wall, to be built to the height of 27 feet, was...finish the wall in 4 days, at the same rate of working ? 48. Two men bought a horse for $150 : one paid $90, and the other, $60 ; they sold the horse, and... | |
 | Charles Davies - Arithmetic - 1865 - 372 pages
...barrel for 2| months, how long would $45 last the same family when flour is worth $0,75 pel barrel ? 30. A wall to be built to the height of 27 feet, was raised...must be employed to finish the wall in 4 days at the sauia Tutt uf working ! 31. A, B and C, sent a drove of hogs to market, of which A owned 105, B 75,... | |
 | Charles Davies - Arithmetic - 1866 - 356 pages
...how many, men may be employed 16 days for $96? 47. A wall, to be built to the height of 27 feet, waa raised to the height of 9 feet by 12 men, in 6 days...finish the wall in 4 days, at the same rate of working ? 48. Two men bought a horse for $150 : one paid $90, and the other, $60 ; they sold the horse, and... | |
 | Charles Davies - Arithmetic - 1867 - 354 pages
...barrel for 2f months, how long would $45 last the same family when flour is worth $6,75 pel barrel 1 30. A wall to be built to the height of 27 feet, was raised...must be employed to finish the wall in 4 days at the saion rate of working 1 91. A, B and C, sent a drove of hogs to market, of which A owned 105, B 75,... | |
 | T. A. Bryce - Business mathematics - 1873 - 370 pages
...left? Ans. B hours. 28. A wall, which was to be built 32 feet high, was raised 8 feet by 6 men in 12 days; how many men must be employed to finish the wall in 6 days ? Ans. 30 men. 29. A and B can perform a piece of work in 5/ T days; B and C in 6ยง days; and... | |
 | California. Department of Public Instruction - Education - 1873 - 390 pages
...per cent per month? 10. A wall, which was to be built 32 feet high, was raised 8 feet by 6 men in 12 days. How many men must be employed to finish the wall in 6 days? GRAMMAR. FOR FIRST AND SECOND GRADE CERTIFICATES. Ten questions, ten credits each. 1. Make... | |
 | Charles Davies - Arithmetic - 1874 - 346 pages
...barrel for 2| months, how long would $45 last the same family when flour is worth $6.75 per barrel ? 30. A wall to be built to the height of 27 feet, was raised...: how many men must be employed to finish the wall iu 4 days at the same rate of working ? 31. A, B and C, sent a drove of hogs to market, of which A... | |
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A wall to be built to the height of 27 feet, was raised to the height of 9 feet by 12 men in 6 days : how many men must be employed to finish the wall in 4 days at the same ruts.- of working 1 31. 
