Κρυφά πεδία
Βιβλία Βιβλία
" 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... "
A New, Copious and Complete System of Arithmetic: For the Use of Schools and ... - Σελίδα 361
των James Maginness - 1821 - 372 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

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

1801 - 446 σελίδες
...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...

The Arithmetical Magazine, Or, Mercantile Accountant: Adapted to the ...

William M. Finlay - 1803 - 272 σελίδες
...beginning with the outsetting of the dog ? Ans. 17021/-C/ mid 58^ seconds. 43. A reservoir of water hath 2 cocks to supply it, by the first it may be filled in 44 minutes, by the second just in an hour ; and it hath a discharging cock by which it may, when Iull,...

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

Nicolas Pike - 1808 - 470 σελίδες
...:: 1 : ^ f WDW (.37 :!::!: ^J As 131 : 1 :: 10212 : 77 ^| days, Ass. 23. A cistern, for 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 which it may, when full, be emptied"...

The American Tutor's Assistant Revised, Or, A Compendious System of ...

Zachariah Jess - 1810 - 222 σελίδες
...— 7%+^=.^, and i : i ;: i : TV Г WDWD „40 : I :: I : -¿sj As~' i : I :: I2O : I2O, answer. 42 A cistern for water has two cocks to supply it, by...the first it may be filled in 45 minutes, and by the secoad in 55 minutes ; it has likewise a discharging cock, by which it may, when full, be emptied in...

The Teachers Assistant. Or, A System of Practical Arithmetic: Wherein the ...

1811 - 210 σελίδες
...and sold them altogether at 5 for 2d. : what did I gain or lose by the bargain ? Ans. Lost 4d. 52. A cistern for water has two cocks to supply it, by...discharging cock, by 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...

A System of Arithmetic: Reprinted from the Mathematical Text-book

Samuel Webber - 1812 - 260 σελίδες
...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...

The American Tutor's Assistant Revised, Or, A Compendious System of ...

Zachariah Jess - 1813 - 228 σελίδες
...^-t-^r=-r|g» an4 Л|зо: i '::1:АГ ж -°- ^ -°^40 : I ;: I : ,VJ As i : l :: no : lío, antver. 42 A cistern for water has two cocks to supply it, by...discharging cock, by which it may, when full, be emptied in. 30 minutes i now if these three cocks be all left open when the water comes in , in what time will...

The Teachers' Assistant, Or, A System of Practical Arithmetic: Wherein the ...

1817 - 214 σελίδες
...altogether at 5 for 2d. ;** what did I gain or lose by the bargain ?~- Ans. Lost 4d. 52. A cistern fo- water has two cocks to supply it, by the first it...discharging cock, by which it may, when 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...

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

Leonhard Euler - 1821 - 380 σελίδες
...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...

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

Nicolas Pike - 1822 - 536 σελίδες
...time- and W¥d- — c'9 !'me> Ana23. A cistern, for water, has 2 cocks to supply it ; by the lirst, it may be filled in 45 minutes, and by the second,...discharging cock, by which it may, when full, be emptied in 30 minutes : Now, if these three cocks he all left open, when the water comes in, in what time will...




  1. Η βιβλιοθήκη μου
  2. Βοήθεια
  3. Σύνθετη Αναζήτηση Βιβλίων
  4. Λήψη ePub
  5. Λήψη PDF