 | John Henry Moore - Business mathematics - 1904 - 404 pages
...consume 4£ bushels of oats in 3^ days, how many bushels will 12 horses consume in the same time ? 17. A and B can do a piece of work in 10 days which A alone can do in 18 days. In what time can B alone do the work ? 18. John and Calvin agree to... | |
 | William James Milne - Algebra - 1908 - 476 pages
...third shall be 400 ; and the sum of the second, } of the first, and \ of the third shall be 400. 3. A and B can do a piece of work in 10 days ; A and C can do it in 8 days ; and B and C can do it in 12 days. How long will it take each to do it alone ?... | |
 | Education - 1909 - 720 pages
...What is the width of the road? 10. A and B can do a piece of work together in 7i days ; A and C in 10 days ; B and 'C in 15 days. How long will it take -each to do the work alone? LITERATURE 1. Name an Ohio novelist; an Ohio -poet: an Ohio statesman,... | |
 | George E. Mercer - Arithmetic - 1909 - 312 pages
...bought for P68f ? 22. What will 39| kilos of sugar cost at the rate of 4J kilos for Pi ? Analyze. 23. A and B can do a piece of work in 10 days, B and C in 12 days, and A and C in 15 days. How long will it take them all working together to do the... | |
 | Louisiana. Department of Education - Education - 1910 - 502 pages
...What are the numbers? (b) Substitute numerical values for s and d, and verify your answer to (a). 7. A and B can do a piece of work in 10 days, A and C in 8 days, B and C in 12 days. How long will it take A to do it alone? 8. x2— 7x=30. Find value of x.... | |
 | DeForest A. Preston, Edward Lawrence Stevens - Arithmetic - 1910 - 380 pages
...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 cost $13.50, what will ^ bushel cost at the same rate?... | |
 | George Soulé - Business mathematics - 1910 - 1042 pages
....031 " " oats. 1 1.35 54.00 40 bus. purchased, Ans. $1.35 proportionate cost of 1 bu. of grain. 48. A. and B. can do a piece of work in 10 days; A. alone, can do it in 15 days. How many days will it take B. to do it ! Ans. 30 days. iscellaneous Problems,... | |
 | William James Milne - Algebra - 1914 - 556 pages
...second, and \ of the third is 400; and the sum of the second, of the first, and of the third is 400. 3.A and B can do a piece of work in 10 days; A and C can do it in 8 days; and B and C can do it in 12 days. How long will it take each to do it alone ?... | |
 | William James Milne - Algebra - 1914 - 514 pages
...viaduct ; the length. 16. A and B can do a piece of work in I days, B and C in m days, and A and C in n days. How long will it take them to do the work, if they work together ? 16. A box contains 2560 firecrackers. The number of packages is 24 less than the number... | |
 | George E. Mercer, Mabel Bonsall - Arithmetic - 1914 - 324 pages
...bought for P68f? 22. What will 39| kilos of sugar cost at the rate of 4| kilos for Pi? Analyze. 23. A and B can do a piece of work in 10 days, B and C in 12 days, and A and C in 15 days. How long will it take them all working together to do the... | |
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A and B can do a piece of work in 10 days, A and C in 12 days, and В and C in 20 days. 
