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" There is an island 50 miles in circumference, and three men start together to travel the same way about it ; A goes 7 miles per day, B 8, and C 9 ; when will they all come together again, and how far will they travel ? Ans. "
Welch's Improved American Arithmetic: Adapted to the Currency of the United ... - Σελίδα 204
1846 - 218 σελίδες
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The Teacher's Assistant, and Scholar's Mathematical Directory: Containing ...

Dudley Leavitt - 1830 - 154 σελίδες
...required, h. mil. sec. And as 1 : 1& : : 97 J : 2,288 feet distance. 66. " There is an island fifty miles in circumference, and three men start together to travel the same way about it," &c. Solution. 50x7+50X8+59x9=1200, the dividend. And 7+8+9=24, the divisor. Then 1200-^24= 50 days,...

Adams's New Arithmetic

Daniel Adams - 1830 - 268 σελίδες
...coincide with it. Ans. 1 h. 5 m. 27^- s. 84. There is an island 20 miles in circumference, and ttree men start together to travel the same way about it ; A goes 2 miles per hour, 13 4 miles per hour, and C 6 miles per hour ; in what time will they come together...

Adam's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1831 - 276 σελίδες
...and it must gain 12 spaces to coincide with it. Ans. 1 h. 5 m. 27 i3f s. 84. There is an island 20 miles in circumference, and three men start together to travel the same way about it ; A goes 2 miles per hour, B 4 miles per hour, and C 6 miles per hour ; in what time will they come together...

Arithmetic: In which the Principles of Operating by Numbers are Analytically ...

Daniel Adams - 1831 - 276 σελίδες
...; and it must gain 12 •paces to coincide with it. Ans. 1 h. 5 m. 27^ s. 84. There is an island 20 miles in circumference, and three men start together to travel the same way about it ; A goes 2 miles per hour, B 4 miles per hour, and C 6 miles per hour ; in what time will they come together...

A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1832 - 544 σελίδες
...; How many had he ? 2X0X4X5X6=720, and 720+l-*-7=103 even. Ans. 721. 31 There is an island 50 milos in circumference, and three men start together to travel the same way about it ; A goos 7 miles per day, B «, and C 9 : When will they all come together again, and how far will each...

The Arithmetical Manual

Samuel Read Hall - 1832 - 294 σελίδες
...Ans. n, H, W30. There is an island 50 miles in circumference, and 3 men start together to travel round it ; A goes 7 miles per day, B 8, and C 9 : when will they come together again, and how far will each travel ? , ( They will meet again in 50 days. Ans' \ A goes...

Adam's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1833 - 268 σελίδες
...hour; and it must gain 12 spaces to coincide with it. Ana. 1 h. 5 m. 27^. s. 84. There is an island 20 miles in circumference, and three men start together to travel the same way about it ; A goes 2 miles per hour, B 4 miles per hour, and C 6 miles per hour ; in what time will they come together...

The Western Arithmetic: Or, Pennsylvania and Ohio Accomptant: Being a Plain ...

James L. Connolly (mathematician.) - 1835 - 264 σελίδες
...island 40 miles in circumference, and three men start together to travel round it: A goes 7 miles a day, B 8, and C 9. When will they all come together? Ans. In 40 days; and A will travel 280 miles, B 320 miles, and C 360 miles. 52. What number is that,...

A New System of Arithmetic, on the Cancelling Plan: Embracing the Rules of ...

Charles Guilford Burnham - 1837 - 266 σελίδες
...miles in circumference, and 3 men start together to travel the same way round it. A travels 7 miles a day, B 8, and C 9. When will they all come together again, and how far will each travel ? 111. A man died leaving $1090 to be divided between his two sons, one 14 and the other...

Arithmetic, in which the Principles of Operating by Numbers are Analytically ...

Daniel Adams - 1839 - 268 σελίδες
...hour; audit must gain 12 spaces to coincide with it. Ans. 1 h. 5 m. 27-^j s. 84. There is an island 20 miles in- circumference, and three men start together to travel the same way about it ; A goes 2 miles per hour, B 4 miles per hour, and C 6 miles per hcur ; in what time will they come together...




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