 | International Correspondence Schools - Civil engineering - 1899 - 722 pages
...as horses, lacking 4; how many has he of each kind ? i 12 horses. Ans. -J 40 cows. ( 56 sheep. 3. A can do a piece of work in 8 days, and B can do it in 10 days ; in what time can they do it working together ? Ans. 4J days. 4. Find five consecutive numbers... | |
 | William James Milne - Arithmetic - 1900 - 236 pages
...a piece of work in 3 days, and B can do it in 5 days. In what time can both together do it ? 21. A can do a piece of work in 8 days, and B can do it in 10 days. In what time can both do it together ? 22. It takes A and B 8 days to do a piece of work which... | |
 | Analytical chemistry - 1900 - 532 pages
...sheep as horses, lacking 4; how many has he of each kind ? ' 12 horses. Ans. 40 cows. 56 sheep. 3. A can do a piece of work in 8 days, and B can do it in 10 days; in what time can they do it working together ? Ans. 4J days. 4. Find five consecutive numbers... | |
 | International Correspondence Schools - Arithmetic - 1902 - 794 pages
...as horses, lacking 4; how many has he of each kind ? i 12 horses. Ans. -I 40 cows. ( 56 sheep. 8. A can do a piece of work in 8 days, and B can do it in 10 days; in what time can they do it working together ? Ans. 4{ days. 4. Find five consecutive numbers... | |
 | DeForest A. Preston, Edward Lawrence Stevens - Arithmetic - 1910 - 380 pages
...of f is ^ ? 36. If from 18f yards of cloth 2| yards are cut, what part of the whole is taken? 37. A can do a piece of work in 8 days and B can do it in 6 days. How long will it take them to do the work if they work together? ss. If f of 9 bushels of oats... | |
 | Gustavus Sylvester Kimball - Business mathematics - 1911 - 444 pages
...money? 27. f of the sum of two numbers is 1000. Their difference is 500, what are the numbers? 28. A can do a piece of work in 8 days, and B can do the same work in 6 days. In how many days can they both do it, working together? Solution. Since A... | |
 | 1912 - 336 pages
...income, how much does he save in a year? 3. Multiply 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 n days. How long -ill it take them to do it working together? 5. The co of feeding 860 prisoners for... | |
 | Civil service - 1917 - 56 pages
...income; how much does he save in a year? 3. Multiply 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... | |
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A can do a piece of work in 8 days, and B can do it in 10 days ; in what time can they do it working together ? Ans. 
