A brief compendium of arithmetic1835 |
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Σελίδα 6
... answer is twice , put 2 in the Quotient , and 14 for twice 7 , under 16 and subtract ; to the remainder bring 7 from the Dividend . Then say how often 7 in 27 , the answer is 3 times , write 3 in the Quotient , and 21 for 3 times 7 ...
... answer is twice , put 2 in the Quotient , and 14 for twice 7 , under 16 and subtract ; to the remainder bring 7 from the Dividend . Then say how often 7 in 27 , the answer is 3 times , write 3 in the Quotient , and 21 for 3 times 7 ...
Σελίδα 24
... as before directed , and the quotient will be the answer . Proof . Make a stating by inverting the order of the terms , as in the next example . OBSERVE . - Two of the three given terms are 24 THE RULE OF THREE DIRECT .
... as before directed , and the quotient will be the answer . Proof . Make a stating by inverting the order of the terms , as in the next example . OBSERVE . - Two of the three given terms are 24 THE RULE OF THREE DIRECT .
Σελίδα 32
... Answer . A grocer mixed 4cwt . of an article at 56s . per cwt . with 7cwt . at 43s . and 5cwt . at 37s .; what is the price of lcwt . of the mixture ? A. £ 2 4s . 41⁄2d . Ten gallons of brandy at 18s . 6d . were mixed with 4gals . at ...
... Answer . A grocer mixed 4cwt . of an article at 56s . per cwt . with 7cwt . at 43s . and 5cwt . at 37s .; what is the price of lcwt . of the mixture ? A. £ 2 4s . 41⁄2d . Ten gallons of brandy at 18s . 6d . were mixed with 4gals . at ...
Σελίδα 33
... answer required . Proof . - By Alligation Medial . Examples . If I would mix sugar at 4d . , 6d . , 10d . , and 12d ... Answer . Work . Differences . Or , 4 6 8 10 2lb . at 4d . = 8d . 4lb . at 24d . = 24d . 4lb . at 10d . = 40d . 2lb ...
... answer required . Proof . - By Alligation Medial . Examples . If I would mix sugar at 4d . , 6d . , 10d . , and 12d ... Answer . Work . Differences . Or , 4 6 8 10 2lb . at 4d . = 8d . 4lb . at 24d . = 24d . 4lb . at 10d . = 40d . 2lb ...
Σελίδα 34
... Answer . 50 do . at 24d . 1200 ... 20 do . at 12d . 240 ... 120 12,0 ) 336,0 Proof 28 pence . I want to mix 12 bushels of oats at 18d . with barley at 2s . 6d . , rye at 3s . , and wheat at 4s . per bushel ; how many of each sort must ...
... Answer . 50 do . at 24d . 1200 ... 20 do . at 12d . 240 ... 120 12,0 ) 336,0 Proof 28 pence . I want to mix 12 bushels of oats at 18d . with barley at 2s . 6d . , rye at 3s . , and wheat at 4s . per bushel ; how many of each sort must ...
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2qrs 3qrs 7lbs aliquot ALLIGATION Amount annuity annum APOTHECARIES WEIGHT ARITHMETIC AVOIRDUPOISE WEIGHT Banco BEER MEASURE Bought bushel casks cent ciphers CLOTH MEASURE common denominator compound fractions Compound Interest Copecs crowns decimals Divide dividend DIVISION divisor DRY MEASURE Ducat ells Examples exchange Facit farthings feet find the value gallons Geometrical Progression given number given sum greater grotes guineas hogsheads improper fraction inches integer last rule last term left hand less Marcs miles mille-reis mixed numbers months Mult Multiplicand Multiply Neat weight number of terms Oqrs pence penny piastre pound sterling Prob Problem Proof proper quantity quotient Reduce remainder rix-dollars rouble RULE 2.-When Rule of Three RULE.-Multiply share of gain shil shillings short methods square root subtract Tare Tret TROY WEIGHT Vulgar Fractions wheat whole numbers WINE MEASURE wwwm yards cost
Δημοφιλή αποσπάσματα
Σελίδα 81 - ... and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor. 4. Seek how often the divisor is contained...
Σελίδα 61 - To reduce fractions to a common denominator. RULE. Multiply each numerator into all the denominators except its own for a new numerator, and all the denominators together for a common denominator.
Σελίδα 61 - To reduce a mixed number to an improper fraction, — RULE : Multiply the whole number by the denominator of the fraction, to the product add the numerator, and write the result over the denominator.
Σελίδα 61 - RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.
Σελίδα 86 - Ans. £b 2s. 3. If 100 eggs were placed in a right line, exactly a yard asunder from one another, and the first a yard from a basket, what length of ground does that man go who gathers up these 100 eggs singly, returning with every egg to the basket to put it in I Ans.
Σελίδα 51 - RULE. Multiply each payment by the time at which it is due, then divide the sum of the products by the sum of the payments, and the quotient will be the answer.
Σελίδα 86 - There is a cellar dug that is 12 feet every way, in length, breadth, and depth; how many solid feet of earth were taken out of it? Ans. 1728. 42. How many bricks 9 inches long and 4 inches wide, will pave a yard that is 20 feet square?
Σελίδα 84 - Hence, when we have given the first term, the ratio, and the number of terms, to find the last term, we have this RULE.
Σελίδα 81 - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
Σελίδα 30 - As the whole sum of the products is to the whole gain or loss, so is each man's particular product to his particular share of the loss or gain.* EXAMPLES.