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 Βιβλία Βιβλία 61 - 70 από 70 για ... dollars. How many days did he work, and how many days was he idle ? Ans..
... dollars. How many days did he work, and how many days was he idle ? Ans.
The National Arithmetic, on the Inductive System: Combining the Analytic and ... - Σελίδα 227
των Benjamin Greenleaf - 1839 - 305 σελίδες
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## The Normal Mental Arithmetic: A Complete and Thorough Course by Analysis and ...

Edward Brooks - 1908
...for his labor, and pays 50 cents a day for his board; at the expiration of 40 days he has saved \$50 ; how many days did he work, .and how many days was he idle ? 12. A gentleman receives \$4 a day for his labor, and pays \$8 a week for his board ; at the expiration...

## An Elementary Algebra for Schools and Academies, by Joseph W. Wilson

...was idle, 50 cents were to be deducted for his board. At the end of the 25 days, he received \$17.50. How many days did he work, and how many days was he idle? Ans. He worked 20 days, and was idle 5. 4. A hare is 25 of her own leaps in advance of a greyhound, and takes...

## Biennial Report, Τόμοι 16-20

...for his labor, and pays 50 cents a day for his board. At the expiration of 110 days he has saved \$50. How many days did he work, and how many days was he Idle? 4. A can cut a cord of wood in J of a day and В in j of a day. How long will it take both todo It?...

## First Course in Albegra

Joseph Antonius Nyberg - 1924
...to forfeit \$.75 a day for his board for each day that he was idle. After 60 days he received \$150. How many days did he work and how many days was he idle? 31. In 6 hr. A can walk 2 mi. more than B can walk in 4 hr. In 7 hr. A can walk 1 mi. more than B can...

## Information Relative to the Appointment and Admission of Cadets to the ...

...received nothing and was required to pay \$0.50 for his board. His net earnings for the period were \$50.00. How many days did he work and how many days was he idle? 7 12 (a) Give an example of an arithmetic progression. (6) Find three numbers in geometric progression,...

## Technoscience and Cyberculture

Stanley Aronowitz, Barbara R. Martinsons, Michael Menser, Jennifer Rich - 1996 - 323 σελίδες
...wrought, and should forfeit 10 cts. for every day he was idle; at settlement he received 5 dollars: How many days did he work and how many days was he idle? From Willetts' The Scholar's Arithmetic, cited in Clifton Johnson, Old-Time Schools and School Books,...
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## The Origins of the American High School

William J. Reese - 1999 - 350 σελίδες
...was idle, he paid 20 cents for his boarding. At the expiration of the time, he received 3 dollars; how many days did he work, and how many days was he idle?” Ray and other authors presented problems that involved young clerks who broke goods in the dry goods...
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## Using History to Teach Mathematics: An International Perspective

Victor J. Katz - 2000 - 261 σελίδες
...a day for his labor and pays \$.50 a day for his board; at the finish of 40 days, he has saved \$50. How many days did he work and how many days was he idle? (United States, 1873). Compensation for work performed reveal social injustices, societal inequities...
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## Ray's Algebra, Part First: On the Analytic and Inductive Methods of ...

Joseph Ray - 1848 - 240 σελίδες
...was idle, he paid 20 cents for his boarding. At the expiration of the time, he received 3 dollars ; how many days did he work, and how many days was he idle ? Let z= the number of days he worked. Then 30 — z= the number of days he was idle-. Also 25a:==...

## Owens College

Manchester - 1877
...day he works, and pays q pence for every day he is idle. At the end of the time he receives a pence. How many days did he work, and how many days was he idle ? JUNIOR GEOMETRY. 2. If a straight line intersect two parallel straight lines, it makes the two interior...