 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 170by George Albert Wentworth - 1890 - 495 pagesFull view - About this book
 | John Marvin Colaw, Frank Williamson Duke - Arithmetic - 1906 - 408 pages
...j'j of it requires J- da., and gg of it require ^ da., or 2$ da. 21. A can do a piece of work in 2 days, B in 4 days, and C in 6 days. How long would it take them to do it together ? 22. If 12 Ib. of tea cost $6, how much must be paid for 18 Ib.?... | |
 | Wilbur Fisk Nichols - 1899 - 146 pages
...11. A watch cost $70 more than a chain, and together they cost |160. How much did each cost? 12. A can do a piece of work in 3 days, B in 4 days, and C in 5 days. How much can each do in a day ? How much can all do in a day? How many days will it take, all... | |
 | James S. Sweet - Business mathematics - 1908 - 272 pages
...time, and Sullivan's capital ? 250. Labor Problems. 1. If A can do a piece of work in 3 days and B in 5 days, how long will it take them to do it working together ? ANALYSIS : If A can do the work in 3 days, he can do J of it in 1 day. If B can do it in 5 days,... | |
 | Wilbur Fisk Nichols - 1910 - 160 pages
...At 5% find the interest on $50 for one year. 12. At 6% find the interest on $60 for 60 days. 13. A can do a piece of work in 3 days, B in 4 days. How much can each do in a day? How much can both do in a day? How many days will it take, both working... | |
 | Fletcher Durell - Algebra - 1912 - 300 pages
...days, how long would it take both working together to do the piece of work? 34. A can spade a garden in 3 days, B in 4 days, and C in 6 days. How many days will they require working together? 35. A and B together can mow a field in 4 days, but A... | |
 | George E. Mercer, Mabel Bonsall - Arithmetic - 1914 - 324 pages
...value of (3£ - 2£ + 4£ - 2f ) -H 5| ? 34. A can do a piece of work in 2| days and B can do it in 2| days. How long will it take them to do it working together? REVIEW OF DECIMAL FRACTIONS 43. Written. 1. Add : 125.05, 18.204, 1.0095, .00075, and 350.2. 2. From... | |
 | Ernst Rudolph Breslich - Mathematics - 1915 - 408 pages
...and 7 would be used just as the 5 and 7 are used here. 2. A can do a piece of work in a days and B in 6 days. How long will it take them to do it together ? Let n be the number of days it will take them together Then - =the amount of work they can... | |
 | Ernst Rudolph Breslich - Logarithms - 1917 - 408 pages
...silver that weighs 80 Ib. in air and 72J Ib. in water ? J36. A can do a piece of work in a days and B in 6 days. How long will it take them to do it working together ? Use the result to solve problem 5. J37. If the radius of a circle is increased by a ft. the area... | |
 | Herbert Edwin Hawkes, William Arthur Luby, Frank Charles Touton - Algebra - 1917 - 344 pages
...days, В and С each in 8 days, D in 12 days. How many days will they require, working together ? 23. A can do a piece of work in 3 days, B in, 4| days. How many days will they require, working together ? 24. A can do a piece of work in 8 days, A and В... | |
 | Civil service - 1917 - 56 pages
...78,563 by 26, and divide the result by 13. 4. A can do a piece of work in 8 days, and B can do it in 11 days. How long will it take them to do it working together? 5. The cost of feeding 860 prisoners for a year is $50,224; the value of their work is $34.529. What... | |
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