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" If 46 men can do a piece of work in 60 days, how many men will it take to do it in one day ? 4. "
Arithmetic Upon the Inductive Method of Instruction ...: Stereotyped at the ... - Σελίδα 23
των Warren Colburn - 1829
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Ray's New Intellectual Arithmetic

Joseph Ray - 1877 - 156 σελίδες
...3 hours they will be 3 times 6 miles, equal 18 miles, apart. 18. If 2 men can do a job of work in 3 days, how many days will it take 1 man to do it? SOLUTION. — It will take 1 man 2 times 3 days, which are 6 days. 19. If 3 men can do a piece of work...

A Mental Arithmetic, on the Inductive Plan: Being an Advanced IntellectuaL ...

Benjamin Greenleaf - 1879 - 190 σελίδες
...work, it will take 1 man 4 times 8 days, which are 32 days. 40. If 4 men can do a piece of work in 8 days, how many men will it take to do it in one day ? ANALYSIS. FULL FORM. — It will take 8 times as many men to do a piece of work in 1 day as to do...

Intellectual Arithmetic by Induction and Analysis ...

Joseph Ray - 1881 - 174 σελίδες
...apart at the end of 1 hour? At the end of 2 hours ? 3 hours ? 22. If 2 men can do a job of work in 3 days, how many days will it take 1 man to do it? ANALYSIS* — It will require 1 man twice as long as 2 men. If it lake 2 men 3 days, it will take 1...

Robinson's New Intellectual Arithmetic

Horatio Nelson Robinson - 1894 - 206 σελίδες
...dollars can he earn in 8 months ? in 9 months ? in 7 months ? 21. If 8 men can do a piece of work in 7 days, how many days will it take 1 man to do it ? 22. If 2 barrels of flour last 8 persons 3 months, how long will they last one person ? 23. If there...

The Williams & Rogers Mental Arithmetic ...

James M. Cook - 1897 - 216 σελίδες
...of work in 5 days, how long will it take one man to do it? 3. If 6 men can do a piece of work in 7 days, how many men will it take to do it in one day? 4. If a quantity of provisions will serve 3 men 5 days, how many men will it serve one day? r>. A man...

Graded Lessons in Arithmetic: Book III

Wilbur Fisk Nichols - 1897 - 122 σελίδες
...an hour ; how far apart will they be in 1 hour? In 4 hours? 10. If 3 men can do a piece of work in 2 'days, how many days will it take 1 man to do it ? 11. Two men start from the same place, and travel different ways, one 2 miles an hour, the other...

The Progressive Arithmetic: Part I-[III], Μέρος 1

Wilbur Fisk Nichols - 1903 - 234 σελίδες
...pay ? 12. If peaches are 3 cents each, how much will 4 cost? 13. If 3 men can do a piece of work in 2 days, how many days will it take 1 man to do it? 14. In 3^ gal. there are how many quarts ? 15. A room is 4 yards and 1 foot long ; how many feet long...

Ray's Modern Intellectual Arithmetic: A Revised Edition of Ray's ...

Joseph Ray - 1905 - 154 σελίδες
...they will be 3 times 6 miles, which equal 18 miles, apart. 18. If 2 men can do a piece of work in 3 days, how many days will it take 1 man to do it ? SOLUTION. — It will take 1 man 2 times 3 days, which are 6 days. 19. If 3 men can do a piece of...

Graded Exercises in Arithmetic, Βιβλίο 4,Τεύχος 2

Maria Jury, Jerome A. O'Connell, Edward B. Shallow - 1911 - 222 σελίδες
...lose by the bargain? 3. How much less than 64 is 25 + 20 ? 4. If 8 men can do a piece of work in 7 days, how many days will it take 1 man to do it at that rate ? 5. How many are 4 times 20 plus 3 times 10 ? Rapidly read these fractions as 24ths :...

The Popular Educator Arithmetic for Grammar Grades, Βιβλίο 1

1889 - 168 σελίδες
...Find the cost of 420 bushels of oats at 85 cents a bushel. 485. If 75 men can do a piece of work in 45 days, how many men will it take to do it in one day? 486. If you can travel 13 miles in one hour, how far, at the same rate, can you travel in 84 hours?...




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