Robinson's New Practical Arithmetic for Common Schools and Academies |
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Page 325
... proportion as abstract numbers , we may say that 1st Cause : 1st Effect :: 2d Cause : 2d Effect ; which will produce the same numerical result . But as ratio is the result of comparing two num- bers or things of the same kind ( 377 ) ...
... proportion as abstract numbers , we may say that 1st Cause : 1st Effect :: 2d Cause : 2d Effect ; which will produce the same numerical result . But as ratio is the result of comparing two num- bers or things of the same kind ( 377 ) ...
Page 328
... proportion 4:20 :: 12 : ( ) , we find the product of the means and divide by the extreme . 2. If 12 yards of cloth cost $ 48 , what will 4 yards cost ? OPERATION . 12 : 4 : 48 :( ) . 12 = 4 4 48 ÷ 48 × = 4 12 Or , 4 4 x 48 12 = $ 16 ...
... proportion 4:20 :: 12 : ( ) , we find the product of the means and divide by the extreme . 2. If 12 yards of cloth cost $ 48 , what will 4 yards cost ? OPERATION . 12 : 4 : 48 :( ) . 12 = 4 4 48 ÷ 48 × = 4 12 Or , 4 4 x 48 12 = $ 16 ...
Page 329
... cloth cost 6 pence , how many yards can be bought for £ 10 6s . 8d . ? Ans . 694 yd . '20 . If 12 cwt . of iron cost $ 424 , what will 48 % cwt . cost ? 21. What quantity of tobacco can be bought for $ SIMPLE PROPORTION . 329.
... cloth cost 6 pence , how many yards can be bought for £ 10 6s . 8d . ? Ans . 694 yd . '20 . If 12 cwt . of iron cost $ 424 , what will 48 % cwt . cost ? 21. What quantity of tobacco can be bought for $ SIMPLE PROPORTION . 329.
Page 330
... 12 men require to do a piece of work that 95 men can do in 7 days ? 33. When 10 barrels of flour cost $ 112.50 , what will be the cost of 476 barrels ? COMPOUND PROPORTION . 400. Compound Proportion embraces that class of 330 PROPORTION .
... 12 men require to do a piece of work that 95 men can do in 7 days ? 33. When 10 barrels of flour cost $ 112.50 , what will be the cost of 476 barrels ? COMPOUND PROPORTION . 400. Compound Proportion embraces that class of 330 PROPORTION .
Page 331
Horatio Nelson Robinson. COMPOUND PROPORTION . 400. Compound Proportion embraces that class of questions in which the causes , or the effects , or both , are compound . The required term may be a cause , or a single ele- ment of a cause ...
Horatio Nelson Robinson. COMPOUND PROPORTION . 400. Compound Proportion embraces that class of questions in which the causes , or the effects , or both , are compound . The required term may be a cause , or a single ele- ment of a cause ...
Other editions - View all
Robinson's New Practical Arithmetic for Common Schools and Academies Horatio Nelson Robinson No preview available - 2009 |
Robinson's New Practical Arithmetic for Common Schools and Academies Horatio Nelson Robinson No preview available - 2016 |
Common terms and phrases
acres altitude annex annuity barrels of flour base bill bought bushels ciphers circumference column common denominator common difference common fraction compound interest contained cords cube root cubic decimal point diameter discount dividend division dollars dry measure equal exact divisor EXAMPLES expressed feet figure Find the cost gain gallons geometrical progression given number greatest common divisor Hence hogshead hundred improper fraction inches integers invested least common multiple longitude lower denominations measure merchant miles minuend mixed number months multiplicand Multiply number of terms obtain OPERATION paid payment pounds premium prime factors principal proper fraction quotient rate per cent ratio Reduce remainder result rods RULE RULE.-I sells side sold SOLUTION square root subtract subtrahend tens third thousand thousandths trial divisor triangle units wheat whole number wide worth write
Popular passages
Page 178 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Page 171 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30j square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Page 184 - A circle is a plane figure bounded by a curved line, called the circumference, every point of which is equally distant from a point within called the center.
Page 306 - Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit.
Page 178 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks = 1 bushel (bu...
Page 183 - Thirty days hath September, April, June, and November ; All the rest have thirty-one, Except the second month alone, Which has but twenty-eight, in fine, Till leap year gives it twenty-nine.
Page 396 - A Cylinder is a body bounded by a uniformly curved surface, its ends being equal and parallel circles.
Page 298 - Thirty days after sight of this first of exchange (second and third of the same tenor and date unpaid...
Page 134 - RULE. Divide as in whole numbers, and from the right hand of the quotient point off as many places for decimals as the decimal places in the dividend exceed those in the divisor.
Page 75 - Divide the product of the remaining factors of the dividend by the product of the remaining factors of the divisor, and the result will be the quotient.