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" A cistern for water has two cocks to supply it, by the first it may be filled in 45 minutes, and by the second in 55 minutes; it has likewise a discharging cock, by which it may, when full, be emptied... "
The American Tutor's Assistant Revised: Or, A Compendious System of ... - Seite 171
von Zachariah Jess - 1810 - 210 Seiten
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Mathematics: Compiled from the Best Authors and Intended to be the ..., Band 1

1801
...supply i{ ; by the first alone it may be filled in 40 minutes, by thtf second in 50 minutes, and it has a discharging cock, by which it may, when full, be emptied in 25 minutes. Now, supposing that these fhree cocks are all left open, that the Water comes in, and that...
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A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1808 - 480 Seiten
...water, has 2 cocks to supply it ; by the first, it may be filled in 45 minutes, and by the second,in 55 minutes ; it has likewise a discharging cock, by...30 minutes : Now, if these three cocks be all. left cpen,'*hen the water comes in, in what time will the cistern he filled ? Min. Cist. Min. Cist. Cist...
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The Teachers Assistant. Or, A System of Practical Arithmetic: Wherein the ...

1811 - 198 Seiten
...for water has two cocks to supply it, by the first it may be filled in 45 minutes, and by the second in 55 minutes; it has likewise a discharging cock,...which it may, when full, be emptied in 30 minutes : norw if these three cocks be all left open when the water comes in, in what time will the cistern...
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A System of Arithmetic

Samuel Webber - 1812 - 248 Seiten
...supply it ; by the first alone it may be filled in 40 minutes, by the second in 50 minutes, and it has a discharging cock, by which it may, when full, be emptied in 25 minutes. Now supposing, that these three cocks are all left open, that the water comes in, and that...
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The Teachers' Assistant, Or, A System of Practical Arithmetic: Wherein the ...

1817 - 198 Seiten
...fo- water has two cocks to supply it, by the first it may be filled in 45 minutes, and by the second in 55 minutes ; it has likewise a discharging cock,...full, be emptied in 30 minutes: now if these three c'oeks be all left open when the water cornea in, in what time will the cistern ue tilled '! An*. 2...
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A New, Copious and Complete System of Arithmetic: For the Use of Schools and ...

James Maginness - 1821 - 372 Seiten
...water, has two cocks to supply it; by the first, it may be filled in 45 minutes, and by the second in 55 minutes; it has likewise a discharging cock,...comes in, in what time will the cistern be filled? ' ' cis. cistern. 2.4242 — 2=^.4232 gain in an hour. cistern« cis. hh ' " Therefore, .4232 :i::i:...
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A New, Copious and Complete System of Arithmetic: For the Use of Schools and ...

James Maginness - 1821 - 372 Seiten
...water, has two cocks to supply it; by the first, it may be filled in 45 minutes, and by the second in 55 minutes; it has likewise a discharging cock, by which it may, when full, be emptied in 3O minutes; novv if these three cocks be all left open when the water conies in, in what time will...
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An Introduction to the Elements of Algebra: Designed for the Use of Those ...

Leonhard Euler, John Farrar - 1821 - 216 Seiten
...supply it ; by the first alone it may be filled in 40 minutes, by the second in 50 minutes, and it has a discharging cock, by which it may, when full, be emptied in 25 minutes. Now these three cocks being all left open, the influx and efflux of the water being always...
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A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1822 - 532 Seiten
...tor water, has 2 cocks to supply it; by the tirsl. it may be tilled in 45 minutes, and by the second, in 55 minutes; it has likewise a discharging cock,...the water comes in, in what time will the cistern be tilled? Min. Cist. Min. Cist. Ci«t. Hour. Cut. hms 45 : 1 :: 60 : 1-3333 As -4212 : 1 :: 1 : 2 21...
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A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1822 - 532 Seiten
...water, has 2 cocks to supply it ; by the lirst, it may be filled in 45 minutes, and by the second, in 55 minutes ; it has likewise a discharging cock,...emptied in 30 minutes : Now, if these three cocks he all left open, when the water comes in, in what time will the cistern be filled ' -Miii. Cist. l\lin....
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