Notes on Arithmetic1877 - 29 σελίδες |
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Σελίδα 13
... Ex . A room 18ft . by 12ft . is to be covered with carpet yd . wide : find the expense of doing it at 10s . per yard . By the rule ( 1 × 12 ) ÷ × 10 = expense = 360s . = £ 18 . 17. To Paper a Room . To obtain the area 13.
... Ex . A room 18ft . by 12ft . is to be covered with carpet yd . wide : find the expense of doing it at 10s . per yard . By the rule ( 1 × 12 ) ÷ × 10 = expense = 360s . = £ 18 . 17. To Paper a Room . To obtain the area 13.
Σελίδα 14
... obtain the area of the four walls . This process is obviously equivalent to adding the length and breadth together and multiplying by twice the height . 2 H ( L + B ) Ex . Paper a room whose length is 25ft . , breadth 15ft , and height ...
... obtain the area of the four walls . This process is obviously equivalent to adding the length and breadth together and multiplying by twice the height . 2 H ( L + B ) Ex . Paper a room whose length is 25ft . , breadth 15ft , and height ...
Σελίδα 25
... obtained by selling out Ans . = £ 1440 This money is to be invested in the 3 per cents . at 72 : Cash .. £ 72 : Cash Income £ 1440 :: £ 3 : 2nd income 2nd income = £ 60 .. Difference in income = £ 4 . PROFIT AND LOSS . 68. Beware of the ...
... obtained by selling out Ans . = £ 1440 This money is to be invested in the 3 per cents . at 72 : Cash .. £ 72 : Cash Income £ 1440 :: £ 3 : 2nd income 2nd income = £ 60 .. Difference in income = £ 4 . PROFIT AND LOSS . 68. Beware of the ...
Σελίδα 27
... obtained from a2 + 2ab + b2 . Hence the rule for extracting the square root of a whole number . Begin at the unit's figure and mark off the figures in pairs— find the largest number whose square can be subtracted from the first period ...
... obtained from a2 + 2ab + b2 . Hence the rule for extracting the square root of a whole number . Begin at the unit's figure and mark off the figures in pairs— find the largest number whose square can be subtracted from the first period ...
Σελίδα 29
... = 9 645904 690 158700 4 4 x 694 2776 694 161476 645904 690 is 30 times the quotient already obtained : 158700 is 300 times the square of the quotient . Instead of squaring , the numbers 189 , 1389 , and 9 , have been added together . ཟ į.
... = 9 645904 690 158700 4 4 x 694 2776 694 161476 645904 690 is 30 times the quotient already obtained : 158700 is 300 times the square of the quotient . Instead of squaring , the numbers 189 , 1389 , and 9 , have been added together . ཟ į.
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Συχνά εμφανιζόμενοι όροι και φράσεις
100 Total Interest 1st income 1st year's Interest 2nd income 2nd year's Interest 4dwts a² 2ab+b² Abstract Number acre Avoirdupois beer A hhd Cash centimetre circulating decimal Compound Interest concrete numbers consume 12 loaves cost price Retail days consume 12 debt decimal point decimetre digits dividend divisor exact number Find the value fluid dram fluid ounce furlong gain per cent galls given rate given sum grammes greatest number improper fraction inches interest on 100 Interest on given litre Loaves The statement mixed number multiplied by abstract non-recurring figures number consisting Number has reference number is divisible numbers an exact numerator and denominator numerators thus formed ordinary numbers oxen paper 2ft pears pints pound Present Worth Principal produce 20 interest Proper Fraction Proportion quantity quarter ratio Simple Interest square root Stock Stock subtract Troy unit vulgar fraction WALSALL weight whole number yard year's Interest 2nd
Δημοφιλή αποσπάσματα
Σελίδα 7 - Measure) 4 gills = 1 pint 2 pints = 1 quart 2 quarts = 1 pottle 2 pottles = 1 gallon 4 quarts = 1 gallon 2 gallons = 1 peck 4 pecks = 1 bushel 8 bushels = 1 quarter...
Σελίδα 7 - OF TIME. 60 Seconds = 1 Minute 60 Minutes =± 1 Hour 24 Hours = 1 Day 7 Days = 1 Week 28 Days = 1 Lunar Month...
Σελίδα 7 - Thirty days hath September, April, June, and November : February has twenty-eight alone, And all the rest have thirty-one : But leap-year coming once in four, February then has one day more.
Σελίδα 27 - Divide this quantity, omitting the last figure, by twice the part of the root already found, and annex the result to the root and also to the divisor, then multiply the divisor as it now stands by the part of the root last obtained for the subtrahend.
Σελίδα 14 - To reduce a mixed number to an improper fraction. Multiply the whole number by the denominator of the fraction, and to the product add the given numerator.
Σελίδα 7 - 3 barleycorns make 1 inch. 4 inches 1 hand. 12 inches 1 foot. 3 feet 1 yard. 6 feet 1 fathom.
Σελίδα 15 - To change an Improper fraction to a mixed number. Divide the numerator by the denominator; the quotient is the whole number, and the remainder placed over the denominator is the fraction: 39/4 = 9^.
Σελίδα 7 - APOTHECARIES' WEIGHT. 20 grains (gr.) = 1 scruple (3). 3 scruples = 1 dram (3). 8 drams = 1 ounce (§). 12 ounces = 1 pound (ft).
Σελίδα 7 - Inches = 1 nail. 4 Nails = 1 quarter. 4 Quarters = 1 yard. 5 Quarters = 1 English ell.
Σελίδα 14 - An improper fraction is one whose numerator is equal to, or greater than its denominator ; as, $, -f . A mixed number is a whole number and a fraction expressed together; as, 4f, 25-ht.