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... 60. If a man travel 150 miles in 5 days, when the days are 12 hours long, in how many days of 10 hours each will he travel 500 miles?
A Treatise on Arithmetic - Σελίδα 172
των James Hamblin Smith - 1880 - 320 σελίδες
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## The School-master's Guide: Or, A Complete System of Practical Arithmetic ...

Charles Hutton - 1766 - 191 σελίδες
...in 7 years, ,at j/. pir tent, per Aimiem? — — Anf. 750/. 4. If a Footman travel 130 miles in 3 days when the days are 12 hours long, in how- many days of I o hours each, may, he travel 360. miles? — Anf. pff dayt,E 2- ' " i A .5. A wall which was to be...

## The Most General School-assistant: Containing, a Complete System of ...

Gilbert Dyer - 1770 - 191 σελίδες
...Refult is the Anfwer. EXAMPLES. 1. If 12 'Men build a Wall 30 Feet long, 6 high, and 3 thick, in 15 Days, when the Days are 12 Hours long ; in how many Days will 60 Men build a Wall 300 Feet long, 8 high, and 6 thick, when they work 8 Hour* each Day ? Days,...

## The accomptant's oracle; or, key to science, a treatise of common arithmetic

Wardhaugh Thompson - 1771
...received intereft ? Anfvier \$/. ftf teat, 7& \$\$ If a^p nj^n 9,ap perform^ certain piece of wo.r£ in 12 days, when the days are 12 hours long : in how many days will 720 men perform the fame, when the days ai;e 16 hours long ? 'r 3 </«yr. 4E£ TiP :N , »& How...

## An Essay on Mathematical Language: Or, An Introduction to the Mathematical ...

Giovanni Alberto Baselli - 1787 - 440 σελίδες
...Proportion 1 6 x 6 : 54 : : ? x 8 : 135. Anfwcr 54x8 Qyeß. II. If a footman travel 130 miles in 3 days when the days are 12 hours long, in how many days of io hours each may he travel 650 miles ? mi. da. ho» Caufes. Effete. 130 3 12 ift 3x12 ift 130 650...

## The Tutor's Assistant Modernised: Or, A Regular System of Practical ...

Thomas Peacock - 1791 - 283 σελίδες
...of 68ol._ for 7^ years at 2¿ per cent per annum ? Anf. 1 14!. 153. od. 6. If a footman travels 1 50 miles in 5 days when the days are 12 hours long; in how many days of ю hours each will he travel 500 miles ? Anf. 20 days. 7. If 70!. defray the expences of 8 men 12 week*...

## Mathematics: Compiled from the Best Authors and Intended to be the ..., Τόμος 1

Samuel Webber - 1801
...262!. zos. in 7 years, at 5!^ per cent. per annum ? Ans. 750!. 4. If a footman travel 130 miles in 3 days, when the days are 12 hours long ; in how many days, of 10 hours each, may he travel 360 miles ? Ans. 9|-j- days. \$. If 120 bushels of corn can serve 14 horses 56' days i...

## A Course of Mathematics: For the Use of Academies as Well as ..., Τόμος 1

Charles Hutton - 1812
...what will be the wages of 1 4 men for 1 o day s ? Ans. 6/15*. 5. If a footman travel 130 miles in 3 days, when the days are 12 hours long; in how many days, of 10 hours each, may he travel 360 miles ? Ans. 9 ££ days. Ex. 6. If 1 20 bushels of corn can serve 14 horses 56 days...

## A System of Arithmetic

Samuel Webber - 1812 - 248 σελίδες
...2621. 10s. in 7 years, at Jfl. per cent, per annum ? Ans. 7501. 4. If a footman travel 130 miles in 3 days, when the days are 12 hours long; in how many days, of 10 hours each, may he travel 360 miles ? Ans. 9||, days. 5. If 120 bushels of corn can serve 14 horses 56 days; how...

## An Introduction to the Elements of Algebra: Designed for the Use of Those ...

Leonhard Euler - 1821 - 216 σελίδες
...gain 2622. 10s. in 7 years, at 51. per cent, per annum ? Ans. 7501. If a footman travel 130 miles in 3 days, when the days are 12 hours long ; in how many days, of 10 hours each, may he travel 360 miles ? Ans. 9|f days. If 120 bushels of corn can serve 14 horses 56 days ; how many...

## An Elementary Treatise on Arithmetic

Silvestre François Lacroix - 1821 - 127 σελίδες
...gain 262Z. 10s. in 7 years, at 5l. per centper annum ? Jlns. 7501. If a footman travel 130 miles in 3 days, when the days are 12 hours long ; in how many days, of 10 hours each, may he travel 360 miles ? «lns. 9|| days. If 120 bushels of corn can serve 14 horses 56 days ; how...