Palmer's Pocket Scale: With Rules for Its Use in Solving Arithmetical and Geometrical ProblemsAaron Palmer, 1845 - 48 σελίδες |
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Σελίδα 8
... cular , " and the other is called the " fixed part . " The lines represent the exact position of the different figures , and are generally numbered . The longest lines are num- bered 1 , 2 , 3 , & c . , and represent 1 , 2 , 3 , & c ...
... cular , " and the other is called the " fixed part . " The lines represent the exact position of the different figures , and are generally numbered . The longest lines are num- bered 1 , 2 , 3 , & c . , and represent 1 , 2 , 3 , & c ...
Σελίδα 11
... cular . Example . What is the product of 4 by 2 ? Place 2 opposite 1 ; then opposite 4 is the pro- duct = 8 . N. B. - Observe , now , that all the numbers and parts of numbers on the fixed part , are multiplied by 2 , and their products ...
... cular . Example . What is the product of 4 by 2 ? Place 2 opposite 1 ; then opposite 4 is the pro- duct = 8 . N. B. - Observe , now , that all the numbers and parts of numbers on the fixed part , are multiplied by 2 , and their products ...
Σελίδα 13
... + , the answer . FRACTIONS . TO CHANGE AN IMPROPER FRACTION TO A WHOLE OR MIXED NUMBER . RULE . - Place the numerator found on the cir cular opposite the denominator ; then opposite 1 is the 2 13 3 is in 12, how many times? ...
... + , the answer . FRACTIONS . TO CHANGE AN IMPROPER FRACTION TO A WHOLE OR MIXED NUMBER . RULE . - Place the numerator found on the cir cular opposite the denominator ; then opposite 1 is the 2 13 3 is in 12, how many times? ...
Σελίδα 14
... cular , opposite the denominator ; then all the num- bers standing directly opposite each other , are other terms of said fraction ; and the lowest of said numbers are its lowest terms . Reduce 18 to its lowest terms . Place 12 opposite 14.
... cular , opposite the denominator ; then all the num- bers standing directly opposite each other , are other terms of said fraction ; and the lowest of said numbers are its lowest terms . Reduce 18 to its lowest terms . Place 12 opposite 14.
Σελίδα 15
... cular , opposite the denominator ; then opposite the whole number is the answer . N. B. Whenever a numerator is placed oppo- site a denominator , all the numbers on the circular are that fractional part of the numbers opposite them ...
... cular , opposite the denominator ; then opposite the whole number is the answer . N. B. Whenever a numerator is placed oppo- site a denominator , all the numbers on the circular are that fractional part of the numbers opposite them ...
Άλλες εκδόσεις - Προβολή όλων
Palmer's Pocket Scale: With Rules for Its Use in Solving Arithmetical and ... Aaron Palmer Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015 |
Palmer's Pocket Scale: With Rules for Its Use in Solving Arithmetical and ... Aaron Palmer Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2023 |
Συχνά εμφανιζόμενοι όροι και φράσεις
12 inches 12 opposite 464 opposite fig 60 opposite 9 is opposite AARON PALMER acre answer in feet arithmic avoirdupois circu circumference COMPUTE INTEREST cube root cubic inches cular DECIMAL FRACTIONS diameter opposite Dodecagon ENDLESS SELF-COMPUTING SCALE Example Example.-A Example.-What feet long FIND THE SOLID fixed FRUSTUM gauge-point for days gauge-point for months given diameter given number given per cent IMPROPER FRACTION inches in diameter Inscribed Circles interest on $55 MULTIPLY Nonagon number of days number of months number of shillings number opposite numerator found oppo opposite 12 opposite 3 months opposite 365 opposite 50 opposite 9 opposite any diameter opposite fig opposite the denominator opposite the gauge-point opposite the given opposite the length opposite the number opposite the principal ounces Place 14 Place 60 Place 7 opposite Place this opposite pounds rate per cent rods side solid contents specific gravity triangle Undecagon vulgar fraction WHOLE NUMBER
Δημοφιλή αποσπάσματα
Σελίδα 29 - Divide trie square of the given diameter by 2, and extract tJie square root of the quotient. (Art. 581. Obs. 1.) 17. The diameter of a round table is 4 ft. ; what is the side of the greatest square table which can be made from it 1 631.
Σελίδα 22 - If a piece of land be 5 rods wide, how many rods in length will make an acre ? RULE. — Divide 160 by the width, and the jw> tient will be the length required; thus, 5)160 NOTE.
Σελίδα 39 - Also, as a cubic foot of water weighs just 1000 ounces avoirdupois5 the numbers in the table express, not only the specific gravities of the several bodies, but also the weight of a cubic foot of each in avoirdupois ounces ; and hence, by proportion, the weight of any other quantity, or the quantity of any other weight, may be known, as in the following problems.
Σελίδα 28 - Ans. 19 ares 63.5 centares. 8. What is the side of a square equal in area to a circular plat 50 feet in diameter ? Ans.
Σελίδα 25 - CONTENTS OF A PYRAMID. RULE. — Multiply the area of the base by | of the perpendicular height, whether it be a square, triangular, or circular pyramid.
Σελίδα 13 - To multiply a whole number by a fraction, or a fraction by a -whole number, RULE.
Σελίδα 3 - ... circular form. With a diameter of about eight inches, it is equivalent to a common sliding scale of four feet with its slide of the same length, making, when drawn out, a rod of about eight feet in length." Mr. Julius Bates, MA, Principal of Collegiate Institute in Brockport, assures the public that "all the problems in arithmetic can be readily solved upon it, and most of them with great expedition, particularly the rules for computing interest for months and days, at any per cent., the rule...
Σελίδα 39 - Note. The several sorts of wood are supposed to be dry. Also as a cubic foot of water weighs just 1000 ounces, avoirdupois, the numbers in this table express not only the specific gravities of the several bodies, but also the weight of a cubic foot of each, in avoirdupois ounces ; and...
Σελίδα 1 - ... the public with the following notice : This Scale (the result of three years' incessant labor) is designed as an assistant in all arithmetical calculations. The simplicity, rapidity, and accuracy of its results have astonished our best mathematicians. It consists of a logarithmic combination of numbers, arranged in two or more circles, one of which is made to revolve within the other ; which process constantly changes the relation of the figures to each other, and solves an infinite variety of...