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" If 6 men in 16 days of 9 hours each build a wall 20 feet long, 6 feet high, and 4 feet thick, in how many days of... "
Complete Arithmetic: Or Third Book of a Series of Mathematics - Σελίδα 111
των Andrew H. Baker - 1878 - 193 σελίδες
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Introduction to the National Arithmetic: On the Inductive System : Combining ...

Benjamin Greenleaf - 1846 - 206 σελίδες
...product of the uncancelled numbers on the left. 2. If 6 men in 16 days of 9 hours &£ each build a wa!120 feet long, 6 feet high, and 4 feet thick, in how many .g0 $00 days of 8 hours each will 24 men build a wall 200 feet long, 8 feet high, and 6 feet thick...

Welch's Improved American Arithmetic: Adapted to the Currency of the United ...

1846 - 258 σελίδες
...dollars until the loan should amount to the same sum: how long may he keep it? Ans. 2 months. 8. If 6 men build a wall 20 feet long, 6 feet high and 4 feet wide in 16 days, in what time will 24 men build one 200 feet long;, 8 feet high and 6 feet thick ?...

The Rational Arithmetic: In which the Science is Fully Developed, the Art ...

James S. Russell - 1847 - 340 σελίδες
...days, how many quarters would an army of 22536 soldiers consume in 112 days ? 5. If 6 men, in 16 days, build a wall 20 feet long, 6 feet high, and 4 feet thick, in how many days could 24 men build a wall 200 feet long, 8 feet high, and 6 feet thick ? 6. If 12 men, in 15 days,...

The National Arithmetic, on the Inductive System

Benjamin Greenleaf - 1847 - 336 σελίδες
...the right by *e product of the uncancelled numbers on the left. 2. If 6 men in 16 days of 9 hours J each build a wall 20 feet long, 6 feet high, and 4 feet thick, in how many <£0 000 10 days of 8 hours each will 24 m«n build a wall 200 feet long, 8 feet high, and 6 feet thick...

The American Arithmetic

James Robinson (of Boston.) - 1847 - 304 σελίδες
...may be crossed, and then divided by that common measure, and the quotients retained. 2. If 6 men can build a wall 20 feet long, 6 feet high, and 4 feet thick, in 16 days, in what number of days will 24 men build a wall 200 feet long, 8 feet high, and 6 feet thick?...

Introduction to the National Arithmetic, on the Inductive System ...

Benjamin Greenleaf - 1848 - 204 σελίδες
...product of the uncancelled numbers on the right by the product of the uncancelled numbers on the left. 2. If 6 men in 16 days of 9 hours each build a wall 120 feet long, 6 feet $j 9 high, and 4 feet thick, in how many $0|g00 10 days of 8 hours each will...

Introduction to The National Arithmetic: On the Inductive System Combining ...

Benjamin Greenleaf - 1849 - 336 σελίδες
...horses consume 42 bushels of grain in 24 days, how many bushels will suffice 32 horses 48 days ? 10. If 6 men in 16 days of 9 hours each build a wall 20...6 feet high, and 4 feet thick, in how many days of 16 hours each will 24 men build a wall 200 feet long, 16 feet high, and 6 feet thick? 11. If a man...

Putnam's Arithmetic

Rufus Putnam - 1849 - 276 σελίδες
...effect produced upon the men who consumed the provision not being expressed in numbers. 1. If 6 men build a wall 20 feet long, 6 feet high, and 4 feet thick, in 16 days, by working 10 hours per day, in how many days will 24 men build a wall 200 feet long, 8 feet...

A New System of Arithmetic on an Improved Plan

Charles Guilford Burnham - 1850 - 350 σελίδες
...to correspond with Inverse Proportion, and may be applied to both Simple and Compound. 15. If 6 men build a wall, 20 feet long, 6 feet high, and 4 feet thick, in 16 days, working 12 hours in a day, in how many days will 24 men build a wall 200 feet long, 8 feet...

Introduction to the National Arithmetic ...

Benjamin Greenleaf - 1851 - 332 σελίδες
...bushels of grain in 24 days, how many bushels will suffice 32 horses 48 days ? Ans. 336 bushels. » 10. If 6 men in 16 days of 9 hours each build a wall 20 feet *YV long, 6 feet high, and 4 feet thick, in how many days of 16 ff hours each will 24 men build a wall...




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