| Benjamin Greenleaf - Arithmetic - 1849 - 336 pages
...gallons ? Of 3 gallons ? Of 4 gallons ? Of 5 gallons ? Of 6 gallons ? Of 9 gallons ? 27. If 12 men **can do a piece of work in 16 days, how long will it take** 1 man to do it ? 28. If a steam-engine runs 28 miles in 1 hour, how far will it run in 4 hours ? In... | |
| Benjamin Greenleaf - 1851 - 332 pages
...gallons ? Of 3 gallons ? Of 4 gallons ? Of 5 gallons ? Of 6 gallons ? Of 9 gallons ? 27. If 12 men **can do a piece of work in 16 days, how long will it take** 1 man to do it? 28. If a steam-engine runs 28 miles in 1 hour, how far will it run in 4 hours ? In... | |
| Benjamin Greenleaf - Arithmetic - 1858 - 186 pages
...how many men will consume 15J pounds in the same time ? 36. If 4 men can do a piece of work in 16J **days, how long will it take 3 men to do the same** 1 37. How many bushels of potatoes, at -fg of a dollar a peck, must be given for 10 bushels of wheat,... | |
| Benjamin Greenleaf - Mental arithmetic - 1860 - 164 pages
...consumes If pounds of meat in one day, how many men will consume 15 J pounds in the same time 1 36. **If 4 men can do a piece of work in 16| days, how long will it take 3 men to do the same** ? 37. How many bushels of potatoes, at -fa of a dollar a peck, must be given for 10 bushels of wheat,... | |
| Benjamin Greenleaf - Mental arithmetic - 1872 - 192 pages
...What is A of 4 ? 4 of * ? f of 2f ? * of H? |of2|? ....... 30. What cost | of a bushel of corn, at I **of a dollar a bushel ? (Ex. 11, Les. XXXIII.) 31....of a dollar, what is a rod worth ? ANALYSIS. — If** £ of a rod of land are worth $ £, J of a rod is worth $ of $ £, or $ 27r, and £, or 1 rod, is worth... | |
| Benjamin Greenleaf - Mental arithmetic - 1874 - 188 pages
...pounds of butter cost | of a dollar, what cost 10 pounds ? 32. If 4 men can do a piece of work in 16J **days, how long will it take 3 men to do the same ?...of a dollar, what is a rod worth ? ANALYSIS. — If** % of a rod of land are worth $ J, £ of a rod is worth $ of $ |> or $ fa, and J, or J rod, is worth... | |
| Cincinnati (Ohio). Board of Education - Cincinnati (Ohio) - 1874 - 322 pages
...dollar and twenty-one cents; how much did he gain on each orange? 5. If 12 men do a piece of work in 9 **days, how long will it take 3 men to do the same** work? 6. John earns $9 while James earns $7; how much will James earn while John earns $36 ? 7. Bought... | |
| Benjamin Greenleaf - 1875 - 196 pages
...bushel of corn, at I of a dollar- a bushel ? (Ex. 11, Les. XXXIII.) 31. If 3 pounds of butter cost f **of a dollar, what cost 10 pounds ? 32. If 4 men can...worth ? ANALYSIS. — If f- of a rod of land are worth** $ £, \ of a rod is worth £ of $ £, or $ /j, and £-, or 1 rod, is worth 4 times $27r, which are... | |
| John Fair Stoddard - Arithmetic - 1889 - 202 pages
...depth. He removed 144 cubic yd. of earth ; what was the length of the cellar ? 56. If 8 men or 12 boys **can do a piece of work in 16 days, how long will it take** 12 men and 8 boys to do the same ? 57. A and B together own 68 acres of land ; | of A's equals f of... | |
| James Marcus Bandy - 1890 - 124 pages
...men can construct an engine in 15 months; how long will it take 6 men to construct it? 17. If 9 men **can do a piece of work in 16 days; how long will it take** 12 men to do it? 18. If 9 men can do a piece of work in 16 days; how many men will do it in 12 days?... | |
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