Mathematics for Common Schools: A Manual for Teachings, Including Definitions, Principles, and Rules and Solutions of the More Difficult ProblemsD.C. Heath & Company, 1895 - 312 σελίδες |
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Σελίδα 99
... selling price to obtain the cost . х In the following equations , cost X is made equal to the 100 gain or the loss . No canceling has been done . 6 . 600 x 100 1203 x = 18 ; 6 x = 18 . 7 . 401 .. 100 86.20 x 8620 x 8 . 12.93 , or 1293 ...
... selling price to obtain the cost . х In the following equations , cost X is made equal to the 100 gain or the loss . No canceling has been done . 6 . 600 x 100 1203 x = 18 ; 6 x = 18 . 7 . 401 .. 100 86.20 x 8620 x 8 . 12.93 , or 1293 ...
Σελίδα 103
... Selling price per bbl . - = 41 % 600 4 600 24 Let x = cost per bbl . х х 23 11 . 9.075x 100 = 24.2 . 884. 42599 is 24 NOTES ON CHAPTER ELEVEN 103.
... Selling price per bbl . - = 41 % 600 4 600 24 Let x = cost per bbl . х х 23 11 . 9.075x 100 = 24.2 . 884. 42599 is 24 NOTES ON CHAPTER ELEVEN 103.
Σελίδα 111
... cost in cents ; x - 14 = number of dozen sold , 16 times ( x — 14 ) = 16 x — 20 = selling price ; 16x - 2015 x , or x = 20. He bought 20 dozen , or 240 eggs . 21. The interest on $ 250 for 8 mo . is the same as that on $ 1 for 8 mo ...
... cost in cents ; x - 14 = number of dozen sold , 16 times ( x — 14 ) = 16 x — 20 = selling price ; 16x - 2015 x , or x = 20. He bought 20 dozen , or 240 eggs . 21. The interest on $ 250 for 8 mo . is the same as that on $ 1 for 8 mo ...
Σελίδα 120
... price of goods catalogued at x dollars , and sold at a discount of 20 and 10 % , will be X 20x 80x or 100 ' 100 - ( to of 10 € ) - 80x 80x 8x 72x = = 100 100 100 13. If the selling price of the above is $ 120 MANUAL FOR TEACHERS.
... price of goods catalogued at x dollars , and sold at a discount of 20 and 10 % , will be X 20x 80x or 100 ' 100 - ( to of 10 € ) - 80x 80x 8x 72x = = 100 100 100 13. If the selling price of the above is $ 120 MANUAL FOR TEACHERS.
Σελίδα 121
... selling price of the above is $ 360 , 72x 100 72x = 36000 ; x = 500 . Catalogue price $ 500 . Ans . 14. 750 ( of 750 ) = 500 ; 500 – ( : Transposing , X 100 = of 500 ) = 500-5x = net price . 5005x450 . -5x = - 50 . - = Changing signs of ...
... selling price of the above is $ 360 , 72x 100 72x = 36000 ; x = 500 . Catalogue price $ 500 . Ans . 14. 750 ( of 750 ) = 500 ; 500 – ( : Transposing , X 100 = of 500 ) = 500-5x = net price . 5005x450 . -5x = - 50 . - = Changing signs of ...
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acres algebraic altitude amount angle answer apothem Arithmetic base bisecting calculate Cancel cents chord ciphers circle circumference common fraction construct contains convex surface cost days of grace deducting diameter difference discount dividend dividing division draft draw drawn employed equal equation examples exercises factors figure frustum given gives greatest common divisor Heart of Oak hypotenuse improper fraction inches interest intersecting least common multiple length measure method minuend mixed numbers multiplying NOTES ON CHAPTER number of degrees number of square obtain par value payment perpendicular pounds principal problems profits protractor pupils quarts quotient radius rectangle reduce remaining result rhombus right-angled triangle rods RULE scholars selling price side slant height solve subtract subtrahend teacher whole number write yards