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" A can do a piece of work in 3 days, B in 4 days, and C in 6 days. How long will it take them to do it working together? "
A School Algebra - Page 170
by George Albert Wentworth - 1890 - 495 pages
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University Arithmetic: Embracing the Science of Numbers, and General Rules ...

Charles Davies - Arithmetic - 1870 - 492 pages
...7 feet, what is the height of a steeple, whose shadow is 196 feet, at the same time of day ? 64. A can do a piece of work in 3 days, B in 4 days, and C iu 6 days : in what time will they do it, working together ? 05. A can build a wall in 15 days, but...
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The Model Mental Arithmetic: Containing Oral Exercises for Graded and ...

Edgar Arthur Singer - Mental arithmetic - 1876 - 198 pages
...what part can each do in 1 day ? What part can all do ? In what time can all do it together ? 28. A can do a piece of work in 3 days, B in 4 days, and C in 6 days. In what time can all do it together ? 29. If A and B together can mow | of a field in a day, and B...
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Complete Arithmetic: Theoretical and Practical

William Guy Peck - Arithmetic - 1877 - 430 pages
...' * ^S* HS. of acres that 25 men can reap 4. A. can do a piece of work in 4 days, and B. can do it in 6 days; how long will it take them to do it, if they work together ? j EXPLANATION. — A. can do } of the OPERATION. work in 1 day, and B. can...
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Bradbury's Eaton's Practical Arithmetic ...

William Frothingham Bradbury - 1882 - 416 pages
...in 6 days and B in 8 days, how long^will it take both together to do it 1 294. If A can build a wall in 3 days, B in 4 days, and C in 6 days, how long will it take A, B, and C together to build it 1 150. Miscellaneous Written Examples. 295. Find the sum of 187£,...
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New Complete Arithmetic on the Inductive Method: With Parallel Mental and ...

James William Nicholson - Arithmetic - 1885 - 348 pages
...before they will meet, if Л can travel the whole distance in 12£ hours, and B in 16f hours ? 99. A can do a piece of work in 3 days, B in 4 days, and С in 8 days. How long will it take all to do the work ? 100. A can do a work in 10 days, B in 12 days,...
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The New York Examination Questions: Being the Questions Given at All the ...

New York (State). Department of Public Instruction - 1887 - 268 pages
...Bank Discount. 2. What factors must the Greatest Common Divisor of two or more numbers contain ? 3. A can do a piece of work in 3 days ; B in 4 days ; C in 7 days. In what time will they do it all working together? 4. The sum of two numbers is 2 If...
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Standard Arithmetic: Embracing a Complete Course for Schools and Academies

William James Milne - Arithmetic - 1892 - 440 pages
...C agree to build a house. A and B can do the work in 32 days, B and C in 28 days, and A and C in 26 days. How long will it take them to do it working together ? How long will it take each to do it alone ? 63. How many barrels of water will a rectangular tank...
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Dubbs' Complete Mental Arithmetic: A Volume of Carefully Graded Exercises ...

Eugene L. Dubbs - Arithmetic - 1893 - 244 pages
...and B owns n^ acres. If A should sell ^ of his land to B, how many acres would each then own? 33. A can do a piece of work in 3 days, B in 4 days, C in 6 days. In what time could all do a piece twice as large ? 34. A vest cost $4%, which was f of...
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The First Steps in Algebra

George Albert Wentworth - Algebra - 1894 - 204 pages
...1£. Therefore they together can do the work in 1\ days. 1. A can do a piece of work in 3 days, B in 5 days, and C in 6 days. How long will it take them to do it working together ? 2. A can do a piece of work in 5 days, B in 4 days, and C in 3 days. How long will it take them together...
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The First Steps in Algebra: By G. A. Wentworth ...

George Albert Wentworth - Algebra - 1894 - 238 pages
...— 20 5x = 60. Exercise 58. Page 112. 1. A can do a piece of work in 3 days, В in 5 days, and С in 6 days. How long will it take them to do it working together ? Let x = the number of days it will take all together. Then - — the part all together can do in...
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