The Foundations of Higher ArithmeticSilver, Burdett, 1905 - 203 σελίδες |
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Σελίδα 66
... . Find its dimensions . 16. What will it cost to plaster the bottom and sides of a cubical reservoir which will hold 53361 gallons of water , at 44 a square foot ? CHAPTER VI RATIO AND PROPORTION I. RATIO 165. Ratio is 66 POWERS AND ROOTS.
... . Find its dimensions . 16. What will it cost to plaster the bottom and sides of a cubical reservoir which will hold 53361 gallons of water , at 44 a square foot ? CHAPTER VI RATIO AND PROPORTION I. RATIO 165. Ratio is 66 POWERS AND ROOTS.
Σελίδα 70
... cost $ 20 , what will 7 desks cost ? 1. Known part : 4 desks , $ 20 . 2. Unknown part : 7 66 OPERATION : $ x . ( 1 ) 4 desks : 7 desks :: $ 20 : $ x . 7 × $ 20 ( 2 ) $ x = $ 35 . ( Prin . 3 , 183. ) 4 EXPLANATION . — Write $ 20 for the ...
... cost $ 20 , what will 7 desks cost ? 1. Known part : 4 desks , $ 20 . 2. Unknown part : 7 66 OPERATION : $ x . ( 1 ) 4 desks : 7 desks :: $ 20 : $ x . 7 × $ 20 ( 2 ) $ x = $ 35 . ( Prin . 3 , 183. ) 4 EXPLANATION . — Write $ 20 for the ...
Σελίδα 71
... cost $ 20 , 7 desks will cost more than $ 20 ; therefore , write the greater number for the 2d term and the lesser for the 1st . The product of the means divided by one extreme gives the other extreme . We cannot multiply $ 20 by 7 ...
... cost $ 20 , 7 desks will cost more than $ 20 ; therefore , write the greater number for the 2d term and the lesser for the 1st . The product of the means divided by one extreme gives the other extreme . We cannot multiply $ 20 by 7 ...
Σελίδα 86
... cost 40c . , what will 17 tops cost ? 1. Known : 8 tops cost 40c . PARTS : { 2. Unknown : What will 17 tops cost ? Sometimes the known part is not expressed , but implied , as in the following : How many quarts in 10 gallons ? The known ...
... cost 40c . , what will 17 tops cost ? 1. Known : 8 tops cost 40c . PARTS : { 2. Unknown : What will 17 tops cost ? Sometimes the known part is not expressed , but implied , as in the following : How many quarts in 10 gallons ? The known ...
Σελίδα 87
... cost $ 7.20 ? 2. What will 50 books cost , at $ 2.50 each ? Class II . Given a part of a number , to find ( 1 ) the number , ( 2 ) a multiple of it , or ( 3 ) a part of it ; as , 1. 20 % of a sale is $ 540 . What was the whole amount of ...
... cost $ 7.20 ? 2. What will 50 books cost , at $ 2.50 each ? Class II . Given a part of a number , to find ( 1 ) the number , ( 2 ) a multiple of it , or ( 3 ) a part of it ; as , 1. 20 % of a sale is $ 540 . What was the whole amount of ...
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The Foundations of Higher Arithmetic Benjamin Franklin Sisk Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2019 |
The Foundations of Higher Arithmetic Benjamin Franklin Sisk Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
acres altitude Am't annually arithmetic arithmetical series Avoirdupois bank discount base bought brokerage bushels circle common fraction commutative law compound interest convex surface cube root cubic decimal places decimal scale denominator desks diameter Divide dividend division divisor dollars draft equal EXAMPLES Exercise factor feet figures Find the amount Find the area find the difference Find the h. c. f. Find the number formula Fundamental principles geometrical progression Gold indorsements least common multiple list price longitude MEASURE meridian method metic miles minuend multiplicand Multiply notation number of terms number of units payable payment polygon pounds premium prime meridian quotient radix ratio rectangle Reduce sell Senary simple interest slant height solid contents SOLUTION square root Subtract trial divisor Troy weight varas weight wide write the rule yard
Δημοφιλή αποσπάσματα
Σελίδα 94 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq. yd.) 30^ square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 95 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 96 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 128 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Σελίδα 97 - COUNTING. 12 units or things make 1 dozen. 12 dozen " 1 gross. 12 gross " 1 great gross. 20 units
Σελίδα 94 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Σελίδα 35 - Place the numbers on the same line, and divide by any prime number that will divide two or more of them without a remainder, and set down in a line below, the quotients and the undivided numbers.
Σελίδα 95 - Weight is used by apothecaries and physicians in compounding dry medicines. TABLE. 20 Grains (gr.} = 1 Scruple, . . sc., or 3. 3 Scruples = 1 Dram, . . dr., or 3 . 8 Drams = 1 Ounce, . . oz., or § . 12 Ounces = 1 Pound, . . Ib., or ft,.
Σελίδα 126 - A pyramid (Fig. 54) is a solid whose base is a polygon and whose sides are triangles uniting at a common point, called the vertex.
Σελίδα 120 - A circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within called the center. The curve which bounds the circle is called the circumference Any portion of the circumference is called an arc.