Mental arithmetic; or, A concise system of commercial arithmeticSimpkin, Marshall, & Company, 1852 - 92 σελίδες |
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Σελίδα 16
... Weight , only the sub - divisions are different . AVOIRDUPOIS WEIGHT . 16 Drams ( dr . ) 16 Ounces 14 Pounds 1 Ounce Oz . lb. 28 Pounds - 4 Quarters , or 112lb . 20 Hundred - weights All grocery goods , meal , weighed by this weight ...
... Weight , only the sub - divisions are different . AVOIRDUPOIS WEIGHT . 16 Drams ( dr . ) 16 Ounces 14 Pounds 1 Ounce Oz . lb. 28 Pounds - 4 Quarters , or 112lb . 20 Hundred - weights All grocery goods , meal , weighed by this weight ...
Σελίδα 38
... " " 29 220 yards 29 5s . 4 d . per yard . 59 2 6 180 220 92 6s . 7 d . 59 12 6 22 دو 22 12s . 10 d . 141 12 6 27 23 200 13s . 7d . 135 16 8 29 " " 22 To find the price of a hundred - weight when 38 MENTAL ARITHMETIC .
... " " 29 220 yards 29 5s . 4 d . per yard . 59 2 6 180 220 92 6s . 7 d . 59 12 6 22 دو 22 12s . 10 d . 141 12 6 27 23 200 13s . 7d . 135 16 8 29 " " 22 To find the price of a hundred - weight when 38 MENTAL ARITHMETIC .
Σελίδα 39
James Strachan (F.E.I.S.). To find the price of a hundred - weight when the price of 1 lb. is given : — RULE . - Multiply the price of 1 lb. , taken in pence , by 9 , the product , considered as shillings , will be the value of 1 Cwt ...
James Strachan (F.E.I.S.). To find the price of a hundred - weight when the price of 1 lb. is given : — RULE . - Multiply the price of 1 lb. , taken in pence , by 9 , the product , considered as shillings , will be the value of 1 Cwt ...
Σελίδα 40
... . 14 If 1 cwt . cost £ 8 15s . 9d . , what will 1 lb. cost ? 9 Ans . 1s . 6d . 2 % . 28 If 1 cwt . cost £ 2 2s . , what will 1 lb. cost ? Ans . 4 d . To find the value of hundred - weights , qrs 42 MENTAL ARITHMETIC .
... . 14 If 1 cwt . cost £ 8 15s . 9d . , what will 1 lb. cost ? 9 Ans . 1s . 6d . 2 % . 28 If 1 cwt . cost £ 2 2s . , what will 1 lb. cost ? Ans . 4 d . To find the value of hundred - weights , qrs 42 MENTAL ARITHMETIC .
Σελίδα 41
... hundred - weights , qrs . , lbs . , then calculate for these by one or other of the preceding rules . Find the number of pounds thus - for the hundred - weights , write as many hundreds , under which , write as many times 12 as there ...
... hundred - weights , qrs . , lbs . , then calculate for these by one or other of the preceding rules . Find the number of pounds thus - for the hundred - weights , write as many hundreds , under which , write as many times 12 as there ...
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Mental Arithmetic, Or, a Concise System of Commercial Arithmetic James Strachan Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
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27 yards 33 per cent acre amount bill Calculate the interest CALCULATE THE VALUE Commission considered as pence considered as pounds consists of pence cost at 74d Divide the principal EXAMPLES find the interest Find the number find the price find the value FOCHABERS following sums given number given quantity given rate interest in shillings interest of 120 MENTAL ARITHMETIC metic money for months months at 33 multi multiplying the price number of articles number of dozens number of months number of pence number of pounds number of scores number of shillings penny penny-weight pole in pence pounds sterling price consists principal in pounds quantity or number quotient rate per cent rent Required the interest RULE.-Multiply the price RULE.-Multiply the principal scruple Selling price sixpences stones of hay sum of money TROY WEIGHT true discount usual method yards amount دو وو
Δημοφιλή αποσπάσματα
Σελίδα 17 - Square inches (sq. in.) make 1 square foot (sq. ft.). 9 Square feet 1 square yard (sq. yd.). 30$ Square yards 1 square pole (sq. po.). 40 Square poles 1 rood (ro.). 4 Roods , 1 acre (ac.). 640 Acres 1 square mile.
Σελίδα 18 - Gallon gal. 2 Gallons = 1 Peck pk. 4 Pecks = 1 Bushel bush. 8 Bushels = 1 Quarter qr.
Σελίδα 18 - WINE MEASURE. 4 gills (gl.) make 1 pint marked pt. 2 pints 1 quart qt. 4 quarts 1 gallon gal. 31J gallons 1 barrel or half hhd. bbl. 63 gallons 1 hogshead hhd. 2 hogsheads 1 pipe or butt p. or b. 2 pipes 1 tun T. By this measure brandy, spirits, perry, cider, mead, vinegar, and oil are measured. 15. At 3 dollars a gallon, what will 2 pipes of wine cost ? 16.
Σελίδα 17 - Linear Measure 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5...
Σελίδα 16 - Apothecaries' Weight 20 grains (gr.) = 1 scruple (sc.) 3 scruples = 1 dram (dr.) 8 drams = 1 ounce (oz.) 12 ounces = 1 pound (Ib...
Σελίδα 17 - Yard 1 yd. 5 Quarters ... 1 English Ell. 6 Quarters ... 1 French Ell. 3 Quarters ... 1 Flemish Ell.
Σελίδα 16 - Avoirdupois Weight. 16 drams (dr.) = 1 ounce (oz.). 16 ounces — 1 pound (Ib.). 100 pounds — 1 hundredweight (cwt.). .2000 pounds - 1 ton (t.). The long ton is still used in the United States Custom Houses and in wholesale transactions in iron and coal. 112 pounds avoirdupois =- 1 long hundredweight 2240 pounds avoirdupois = 1 long ton. 1 pound avoirdupois •* 7000 Troy grains.
Σελίδα 69 - Multiply the principal by the number of days, divide the product by 73, and point off two decimals: the quotient will be the interest, in the denomination of the principal.
Σελίδα 15 - ... means 9 tens, and the 3 which we place under it means 3 tens, showing, that 3 is contained in 90, 30 times. A Dividend is a number which is to be divided; such is the number 396 in the above example.
Σελίδα 18 - Time 60 seconds (sec.) = 1 minute (mm.) 60 minutes = 1 hour (hr.) 24 hours = 1 day 7 days = 1 week 4 weeks = 1 lunar month 365 days = 1 year 366 days = 1 leap year Measurement of Angles 60 seconds (') = 1 minute (') 60 minutes = 1 degree (°) 60 degrees = 1 sextant 90 degrees = 1 quadrant (or right angle) 360 degrees = 1 full circle...