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 47
... share of each ? Under no circumstances should these dividends be changed to improper fractions . 187 13 9 ) 91 101 484. In nearly all of the previous multiplication work in- volving mixed numbers , the latter have been used as ...
... share of each ? Under no circumstances should these dividends be changed to improper fractions . 187 13 9 ) 91 101 484. In nearly all of the previous multiplication work in- volving mixed numbers , the latter have been used as ...
Σελίδα 88
... share ; 2x = each girl's share . 2x + 4x = 240 . 21. x = number of days son worked ; 2x = number father worked . 3x son's earnings ; 8x = father's earnings . = 3x + 8x165 . 22. x = number of dimes ; 2x = number of nickels ; 6x = number ...
... share ; 2x = each girl's share . 2x + 4x = 240 . 21. x = number of days son worked ; 2x = number father worked . 3x son's earnings ; 8x = father's earnings . = 3x + 8x165 . 22. x = number of dimes ; 2x = number of nickels ; 6x = number ...
Σελίδα 92
... share of the first ; x + 2400 = share of the second ; x2400 2400 : = share of the third . x + x + 2400 + x + 2400 + 2400 18000 . 18. Let x = less ; x + 33 = greater . - x + 33-3x = 11 . Bringing known quantities to the left side of the ...
... share of the first ; x + 2400 = share of the second ; x2400 2400 : = share of the third . x + x + 2400 + x + 2400 + 2400 18000 . 18. Let x = less ; x + 33 = greater . - x + 33-3x = 11 . Bringing known quantities to the left side of the ...
Σελίδα 110
... Share of first man = ÷ 126 ) × 32. Cancel . = ( $ 283.50 The one furnishing $ 3000 , 14. Amount furnished , $ 12000 . or 4 , is entitled to of $ 1800 ; the second to + of $ 1800 , etc. 1200 men for 30 and will last 1200 15. After 10 ...
... Share of first man = ÷ 126 ) × 32. Cancel . = ( $ 283.50 The one furnishing $ 3000 , 14. Amount furnished , $ 12000 . or 4 , is entitled to of $ 1800 ; the second to + of $ 1800 , etc. 1200 men for 30 and will last 1200 15. After 10 ...
Σελίδα 111
... share of third ; x + 75 = share of second ; and x + 75 + 48 share of first . = x + x + 75 + x + 75 +48 = 540 . 19. If 4 men need 105 hr . , one man would need 420 hr . , and 6 men would need 70 hr . , or ( 70 ÷ 10 ) da . - 20. Let x ...
... share of third ; x + 75 = share of second ; and x + 75 + 48 share of first . = x + x + 75 + x + 75 +48 = 540 . 19. If 4 men need 105 hr . , one man would need 420 hr . , and 6 men would need 70 hr . , or ( 70 ÷ 10 ) da . - 20. Let x ...
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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