A Plain and Comprehensive Treatise of Decimals and Mensuration. ...: Containing. An application of decimals to all the leading branches of arithmetic .... Interest in all its cases .... The extraction and uses of the square and cube roots .... Duodecimals, or cross-multiplication .... Mensuration of all kinds of superficies and solids ... And to accommodate the above work, is added. An introduction to practical music; together with the construction of organ pipes, spinets, &c. The whole rendered familiar to the meanest capacity, Τόμος 6editor, 1766 - 309 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 44.
Σελίδα 40
... . 148 Anfwer . 135 130 120 100 90 What is the intereft of 320 1. at 4 per cent . per annum ? As 100 4.5 :: 320 4.5 1600 1280 1/00 ) 14 / 40.0 20 Anfwer 141. 8s . 8.00 If 112 lb. weight at London make 99 lb. at 40 ARITHMETIC . DECIMAL.
... . 148 Anfwer . 135 130 120 100 90 What is the intereft of 320 1. at 4 per cent . per annum ? As 100 4.5 :: 320 4.5 1600 1280 1/00 ) 14 / 40.0 20 Anfwer 141. 8s . 8.00 If 112 lb. weight at London make 99 lb. at 40 ARITHMETIC . DECIMAL.
Σελίδα 41
... put to intereft , and at the end of 12 months it amounts to 811. at what rate per cent . was the intereft allow'd ? 81 75 As 75 6 / ICO : 6 6 75 ) 60c ( 81 . Anfwer . 600 -An acre of land contains 40 perches in length , RULE OF THREE . 41.
... put to intereft , and at the end of 12 months it amounts to 811. at what rate per cent . was the intereft allow'd ? 81 75 As 75 6 / ICO : 6 6 75 ) 60c ( 81 . Anfwer . 600 -An acre of land contains 40 perches in length , RULE OF THREE . 41.
Σελίδα 44
... cent . ? As 100 £ . s . d . 4 10 3 per C. Anfwer . 4.3 :: 105 4.3 315 420 110004 / 51.5 20 10.300 12 3.6 . 4 2.4 Suppofe 75 gallons of water do in one hour fall into a ciftern containing 250 gallons , and by a pipe in the fame ciftern ...
... cent . ? As 100 £ . s . d . 4 10 3 per C. Anfwer . 4.3 :: 105 4.3 315 420 110004 / 51.5 20 10.300 12 3.6 . 4 2.4 Suppofe 75 gallons of water do in one hour fall into a ciftern containing 250 gallons , and by a pipe in the fame ciftern ...
Σελίδα 46
... cent . ? S. d . £ . As I 2 : 100 20 2000 Bought a quantity of old filver for 81. 18.- which weighed 3 lb. troy ; what did the fame lie me in per . ounce ? lb.oz. £ .s . As 3 6 : 8 I 12 20 oz . :: I 42 ) 161 ( 3.83 126 S 2.75 12 ) ...
... cent . ? S. d . £ . As I 2 : 100 20 2000 Bought a quantity of old filver for 81. 18.- which weighed 3 lb. troy ; what did the fame lie me in per . ounce ? lb.oz. £ .s . As 3 6 : 8 I 12 20 oz . :: I 42 ) 161 ( 3.83 126 S 2.75 12 ) ...
Σελίδα 58
... cent . the ratio is .04 ; at 4 per cent . the rate is .045 ; at 5 per cent . the ratio or inte- reft is .05 , & c . found by dividing the rate of intereft by 100. Thus you may find ratios at what rate per cent . you pleafe . EXAMPLES ...
... cent . the ratio is .04 ; at 4 per cent . the rate is .045 ; at 5 per cent . the ratio or inte- reft is .05 , & c . found by dividing the rate of intereft by 100. Thus you may find ratios at what rate per cent . you pleafe . EXAMPLES ...
Συχνά εμφανιζόμενοι όροι και φράσεις
acres againſt ale gall alfo amount of 11 Anfwer angle annuity annum arch avoirdupois bafe breadth cafe cask cent chain circle circumference compaffes compound intereft cube cube root decimal depth diagonal diameter difcount diftance dimenfions divide divifor EXAMPLE faid fcale of equal fecond feet ferve fet one foot feveral fhall fhare fharp fhew fide figure find the area find the content fingle firft firſt flat folid content folid foot folid inches fome fpecific gravity fquare root fruftum ftation ftrings fubtract fuch gallons given gives gonal half itfelf Julian period laft leffer lefs length malt meaſure method muft multiplicand multiply muſt Note obferve octave ounces perpendicular pound PROBLEM quotient remainder repetend RULE Suppofe Suppofe thefe thofe thro trapezium triangle troy troy weight vulgar fraction weight whofe whole numbers wine wine gallons
Δημοφιλή αποσπάσματα
Σελίδα 21 - Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator.
Σελίδα 42 - If a man performs a journey in 6 days, when the day is 8 hours long; in what time will he do it, when the day is 12 hours long ? Anfw.
Σελίδα 22 - Multiply the given decimal by the number of parts in the next less denomination, and point off as many decimal places as there are in the given decimal.
Σελίδα 146 - ... superior. 3. In the same manner, multiply the multiplicand by the inches in the multiplier, and write the result of each term, one place more to the right hand of them, in the multiplicand.
Σελίδα 14 - Divifor ; if there be not, make them fo many, or more, by annexing of Cyphers. In dividing of whole or mix'd Numbers, if there be a Remainder, you may bring down more Cyphers, and, by continuing your Divifion, carry the Quotient to as many Places- of Decimals as you pleafe.
Σελίδα 110 - Seek the greatest square number in the first point, towards the left hand, placing the square number under the first point, and the root thereof in the quotient...
Σελίδα 184 - If a piece of timber be 22 inches deep, and 15 inches broad, how much in length will make a foot?
Σελίδα 151 - To measure a parallelogram, or long square. RULE. Multiply the length by the breadth, and the product will be the area, or superficial content.
Σελίδα 25 - ... parts that are contained in the greater denomination, to which the decimal is to be brought ; and the quotient is the decimal sought.
Σελίδα 183 - Multiply the A.rea of the Wall by the Number of half Bricks the Thickness the Wall is of; the...