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How many days will it take him if he works 12 hours a day ? 2. 6 men can build a wall in just 2 weeks. How many days will it take them if 2 men are added to their number ? 3. If 20 men can make a road in 180 days, how many days would it take 60 men ?...
The Elements of Arithmetic ... in which Decimal and Integral Arithmetic are ... - Σελίδα 107
των Pliny Earle Chase - 1844
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## Arithmetic by Grades, for Inductive Teaching, Drilling and Testing, Βιβλίο 4

John Tilden Prince - 1893
...will cloth enough to make 2 dresses cost at \$1.85 a yard? 1. A man can do a piece of work in 8 days, working 9 hours a day. How many days will it take him if he works 12 hours a day ? 2. 6 men can build a wall in just 2 weeks. How many days will it take them if 2 men...

## Elementary Arithmetic for Inductive Teaching, Drilling and Testing ...

John Tilden Prince - 1895 - 212 σελίδες
...will cloth enough to make 2 dresses cost at \$1.85 a yard ? 1. A man can do a piece of work in 8 days, working 9 hours a day. How many days will it take him if he works 12 hours a day? 2. 6 men can build a wall in just 2 weeks. How many days will it take them if 2 men...

## Rational Elementary Arithmetic

Henry Holmes Belfield, Sarah Catherine Brooks - 1898 - 262 σελίδες
...had \$(>. How much had he before beginning the work? 11. Edward can make a kite in 8 days, working 3 hours a day. How many days will it take him if he works 6 hours a day? 12. How much did it cost Lewis to visit the World's Fair 12 days, if he paid each day,...

## Graded Lessons in Arithmetic: Book V

Wilbur Fisk Nichols - 1899
...will cloth enough to make 2 dresses cost at % 1.85 a yard ? 1. A man can do a piece of work in 8 days, working 9 hours a day. How many days will it take him if he works 1 2 hours a day ? 2. 6 men can build a wall in just 2 weeks. How many days will it take them if 2 men...

## School Arithmetic for Grammar Grades

Samuel Hamilton - 1907 - 371 σελίδες
...remained the third year, when he found that he still owed \$1296. Find the amount he owed at first. 57. If a man can do a piece of work in 6\$ days by working 9 hours a day, how long will it take him to do it, working 8 hours a day ? 58. Mr. Williams has ^ of his money in government...

## Complete Arithmetic

Samuel Hamilton - 1908 - 463 σελίδες
...remained the third year, when he found that he still owed \$1296. Find the amount he owed at first. 57. If a man can do a piece of work in 6| days by working 9 hours a day, how long will it take him to do it, working 8 hours a day ? 58. Mr. Williams has ^ of his money in government...

## Annual Report of the Public Schools of the Province of British Columbia

...in a rod? Ans 2. What will 160 turkeys cost @ \$1.87£ each? Ans 3. A man can do a piece of work in 8 days by working 9| hours a day ; how many days will it take him if he works only 6£ hours a day? Ann. 4. Divide \$91 between A, B and C, so that as often as A gets \$ .50, B shall...

## The Common-school Arithmetic, Designed for Learners of Every Class: And ...

Pliny Earle Chase - 1848 - 277 σελίδες
...19A. ? 95A.? 17/SA.? 8.25A.? i|A.? 81 — 90. A man can do a piece of work in 9e days, by working 8 hours a day ; how many days will it take him, if he works 5 hours a day ? 4 hours ? 2h. ? 6h. ? 12h. ? 9h. ? 3h. ? 7h. T 10h. ? 12f h. ? 91 — 100. When a post...

## Teachers' monographs: Plans and details of grade work. ...

1906
...and discounted Aug. 1, at 6%. (\$3.80) 82. If a man can do a piece of work in 18 days when he works 10 hours a day, how many days will it take him if he works 14 hours a day? (12% days) 83. Divide 750 into five parts which shall be to one another as 1, 2, 3,...