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" How many days did he work, and how many days was he idle ? Let x = the number of days he worked. "
An Introduction to Algebra upon the Inductive Method of Instruction - Σελίδα 35
των Warren Colburn - 1844 - 276 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

Illinois Teacher: Devoted to Education, Science and Free Schools, Τόμος 12

1866 - 538 σελίδες
...idle lie should pay SI for his board and washing. At the expiration of the 40 days he received $100. How many days did he work, and how many days was he idle? 17. A pole 3(3 feet in hight, standing on the bank of a stream 24 feet wide, was broken by the force...

New Elementary Algebra: Containing the Rudiments of Science for Schools and ...

Horatio Nelson Robinson - 1866 - 328 σελίδες
...was idle he should forfeit 25 cents for damage and board. At the end of the time, he received $25. How many days did he work, and how many days was he idle? SOLUTION. ANALYSIS. Representing , , ... the idle days by x, 60 — x Let x = days he was idle ; must...

Ray's Algebra, First Book: Primary Elements of Algebra, for Common ..., Βιβλίο 1

Joseph Ray - 1866 - 252 σελίδες
...his board. At the expiration of the time, he received $3 ; how many days did he work, and how many was he idle ? Let X= the number of days he worked. Then, 30 — x= the number of days he was idle. Also, 25z= wages due for work. And 20(30 — x)= the amount...

Elements of algebra

Robert Wallace - 1870 - 164 σελίδες
...day he was idle he should forfeit 5 pence ; at the end of the time he had 20 shillings to receive. How many days did he work, and how many days was he idle ? Ans. 27 days he worked ; 33 days he was idle. 32. A person, after spending £100 more than one-fifth...

Elements of Algebra: For Colleges, Schools and Private Students

Joseph Ray - 1866 - 420 σελίδες
...that he was idle, he paid 25 cents for his boarding. At the expiration of the time, he received $4 ; how many days did he work, and how many days was he idle? Let . . . £= the number of days he worked; Then, . . 20— x= " " " " was idle. Also, . . . 50a;= wages...

An Elementary Algebra for Schools and Academies

Joseph W. Wilson - 1873 - 268 σελίδες
...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,...

The Complete Algebra: Designed for Use in Schools, Academies, and Colleges

Joseph Ficklin - 1874 - 446 σελίδες
...and for every day he was idle he should forfeit 25 cents. At the end of the 20 days he received $4 ; how many days did he work, and how many days was he idle ? Let x denote the number of days he worked ; then he was idle 20 — x days. 50ж = wages due for work, and...

A Collection of Algebraic Problems, Designed for Drill and Review in ...

Joseph Ficklin - 1874 - 204 σελίδες
...forfeit 25 cents for damage and board. At the end of the time a settlement was made and he received $25. How many days did he work, and how many days was he idle ? Ans. He worked 40 days, and was idle 20 days. 23. A boy engaged to carry 100 glass vessels to a certain...

New Elementary Algebra: Containing the Rudiments of the Science for Schools ...

Horatio Nelson Robinson - 1874 - 340 σελίδες
...he was idle he should forfeit 25 cents for damage and board. At the end of the time he received $25. How many days did he work, and how many days was he idle ? SOLUTION. ANALYSIS. Representing the idle days by x, 60 — x Let x = days he was idle; must be the...

Report, Τόμος 9

Oregon. Office of Superintendent of Public Instruction - 1891 - 332 σελίδες
...for his labor and pays C0 cents a day for his board ; at the expiration of 40 days he had saved 950; how many days did he work and how many days was he idle? 9. A can cut a cord of wood in 5-6 of a day and B in 4-5 of a day; in what time can they togeiber cut...




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