An Elementary Treatise on ArithmeticHilliard and Metcalf, at the University Press, 1821 - 127 σελίδες |
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Σελίδα 68
... mile , 3 miles 1 league , mls 6 points 1.12 lines 1 line . 1 inch . 60 seconds make 1 minute , s . or " 60 minutes 1 hour , 24 hours 1 day , 7 days 1 week , TIME . Marked 4 weeks 1 month , m . or ' 13 months , 1 day , and 6 h . or O ...
... mile , 3 miles 1 league , mls 6 points 1.12 lines 1 line . 1 inch . 60 seconds make 1 minute , s . or " 60 minutes 1 hour , 24 hours 1 day , 7 days 1 week , TIME . Marked 4 weeks 1 month , m . or ' 13 months , 1 day , and 6 h . or O ...
Σελίδα 73
... mile in furlongs , poles , & c . + It will often be found more convenient to reduce the several parts of the compound number to the lowest denomination , as by the preceding article for a numerator , and to take for the denominator so ...
... mile in furlongs , poles , & c . + It will often be found more convenient to reduce the several parts of the compound number to the lowest denomination , as by the preceding article for a numerator , and to take for the denominator so ...
Σελίδα 74
... mile . 4400 Ans . 44 , or 5 . Reduce 7oz . 4pwt . to the fraction of a pound , Troy . Ans . § . What part of a mile is 6fur . 16pls . ? What part of a hogshead is 9 gallons ? What part of a day is What part of a penny is of a month ? of ...
... mile . 4400 Ans . 44 , or 5 . Reduce 7oz . 4pwt . to the fraction of a pound , Troy . Ans . § . What part of a mile is 6fur . 16pls . ? What part of a hogshead is 9 gallons ? What part of a day is What part of a penny is of a month ? of ...
Σελίδα 76
... mile . 12 6 16,5 320 L 1,5 17,09 0,00531531 & c . The decimal in this , as in many other cases , becomes period- ical ( 97 ) . From what has been said , the following rules are sufficiently evident . To reduce a number from a lower ...
... mile . 12 6 16,5 320 L 1,5 17,09 0,00531531 & c . The decimal in this , as in many other cases , becomes period- ical ( 97 ) . From what has been said , the following rules are sufficiently evident . To reduce a number from a lower ...
Σελίδα 79
... miles , a degree being estimated at 57008 toisest . Ans . 24855,488 . We have given rules for reducing a compound number from one denomination to another , as we shall have frequent occasion in what follows for making these reductions ...
... miles , a degree being estimated at 57008 toisest . Ans . 24855,488 . We have given rules for reducing a compound number from one denomination to another , as we shall have frequent occasion in what follows for making these reductions ...
Άλλες εκδόσεις - Προβολή όλων
An Elementary Treatise on Arithmetic S. F. (Silvestre François) Lacroix Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2012 |
Συχνά εμφανιζόμενοι όροι και φράσεις
abstract numbers according added Arith arithmetic cents column comma composed compound number consequently contain the divisor converted decametre decimal figures decimal fraction denoted dividing the numerator dollars dry measure equal equivalent whole exact quotient Examples for practice expression factors farthings following example frac gallons given fraction given number gives greater greatest common divisor hundred hundredths ibid inches instance last figure less lower denomination lower number magnitude manner mixed number multi multiplicand multiplication and division multiply any number myriogramme nator necessary number of ciphers number of days numbers accompa obtain operation orders of units partial dividend pence performed proportion Pythagoras quantity question reduced to English remainder repeated result rule shillings significant figure simple numbers simple terms taken tens tenths third thousand thousandths tion Troy weight unity upper number vulgar fraction weight whole numbers write written yards
Δημοφιλή αποσπάσματα
Σελίδα 34 - It will be seen by the above section that if both the numerator and denominator be multiplied by the same number, the value of the fraction will not be altered...
Σελίδα 107 - A wall to be built to the height of 27 feet, was raised to the height of 9 feet by 12 men in 6 days : how many men must be employed to finish the wall in 4 days at the same ruts.- of working 1 31.
Σελίδα 73 - Divide the given denomination by that number which it takes of this denomination to make ONE of the next higher. Proceed in this manner with each successive denomination, till you come to the one required.
Σελίδα 119 - A man, being asked how many sheep he had in his drove, said, if he had as many more, half as many more, and 7 sheep and a half, he should have 20 ; how many had he ? Ans. 5.
Σελίδα 94 - Any four numbers are said to be proportional to each other when the first contains the second as many times as the third contains the fourth ; or when the second contains the first as many times as the fourth contains the third.
Σελίδα 119 - A hare starts 12 rods before a hound ; but is not perceived by him till she has been up 45 seconds ; she scuds away at the rate of 10 miles an hour ; and the dog, on view, makes after her at the rate of 16 miles an hour ; how long will the course hold, and what space will be run over, from the spot where the dog started ? Ans.
Σελίδα 119 - There is an island 73 miles in circumference, and three footmen all start together to travel the same way about it : A goes 5 miles a day, B 8, and C 10; when will they all come together again ? Ans. 73 days. (38) How much foreign brandy at 8s. per gallon, and domestic spirits at 3*. per gallon, must be mixed together, so that, in selling the compound at 9«.
Σελίδα 67 - Apothecaries' is the same as Troy weight, having only some different divisions. AVOIRDUPOIS WEIGHT. 16 drams make 1 ounce, marked dr. oz. 16 ounces 1 pound Ib. 28 Ib. 1 quarter qr. 4 quarters 1 hundred weight cwt. 20 cwt. 1 ton T. By this weight are weighed all things of a coarse or drossy nature ; such as butter, cheese, flesh, grocery wares, and all metals, except gold and silver.* Ib.
Σελίδα 118 - A person looking on his watch, was asked, what was the time of the .day ; he answered, it is between 4 and 5 ; but A more particular answer being required, he said, that the hour and minute hands were then exactly together. What was the time ? Ans.
Σελίδα 123 - ... heavens, as that which surrounds an artificial globe, is divided into the same number of parts. The number 360 is entirely arbitrary, and any other number, had mathematicians chosen, might have been fixed upon : and hence the French, in their measures of the circle, divide it into 400 equal parts or degrees ; each degree into 100 minutes, and each minute into 100 seconds. The reason why the number 360 appears to have been selected is, that this number may be divided into halves, quarters, and...