ArithmeticU.S. Government Printing Office, 1913 - 132 σελίδες |
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Σελίδα 19
... pairs of socks can he buy at 10 cents per pair ? Analysis . He can buy 8 pair , because 8 pair at 10 cents per pair will cost 80 cents . The man would give 10 cents for 1 pair and have 70 cents left . After giving 10 cents for the second ...
... pairs of socks can he buy at 10 cents per pair ? Analysis . He can buy 8 pair , because 8 pair at 10 cents per pair will cost 80 cents . The man would give 10 cents for 1 pair and have 70 cents left . After giving 10 cents for the second ...
Σελίδα 20
... pair 10 cents left .. 40 cents 5th pair .... 10 cents left .. 30 cents 6th pair .... 10 cents left ...... 20 cents 7th pair 10 cents left . 10 cents 8th pair 10 cents left ...... 00 cents The natural method of performing this operation ...
... pair 10 cents left .. 40 cents 5th pair .... 10 cents left .. 30 cents 6th pair .... 10 cents left ...... 20 cents 7th pair 10 cents left . 10 cents 8th pair 10 cents left ...... 00 cents The natural method of performing this operation ...
Σελίδα 30
... pair , and 20 things a score ; as a pair of birds and a score of years . STATIONER'S TABLE . The denominations used in the paper trade are : 24 sheets . = 1 quire . 20 quires . = 1 ream . 2 reams . 5 bundles Bundles . Reams . Bale . 1 ...
... pair , and 20 things a score ; as a pair of birds and a score of years . STATIONER'S TABLE . The denominations used in the paper trade are : 24 sheets . = 1 quire . 20 quires . = 1 ream . 2 reams . 5 bundles Bundles . Reams . Bale . 1 ...
Σελίδα 34
... pair will pay for 15 yards of cot- ton at 14 cents a yard ? Answer , 6 . 11. What is the quotient of 21 × 11 × 6 × 26 divided by 13 × 3 X 14 X 2 ? Answer , 33 . 12. The factors of a dividend are 21 , 15 , 33 , 8 , 14 , and 17 , the ...
... pair will pay for 15 yards of cot- ton at 14 cents a yard ? Answer , 6 . 11. What is the quotient of 21 × 11 × 6 × 26 divided by 13 × 3 X 14 X 2 ? Answer , 33 . 12. The factors of a dividend are 21 , 15 , 33 , 8 , 14 , and 17 , the ...
Σελίδα 43
... pair of calipers , of a dollar for a steel square , and of a dollar for a wrench . How much did he spend in all ? Answer , $ 13 . 18. A man bought a book for $ 13 , a slide rule for $ 103 , a pair of micrometers for $ 74 , and a set of ...
... pair of calipers , of a dollar for a steel square , and of a dollar for a wrench . How much did he spend in all ? Answer , $ 13 . 18. A man bought a book for $ 13 , a slide rule for $ 103 , a pair of micrometers for $ 74 , and a set of ...
Συχνά εμφανιζόμενοι όροι και φράσεις
altitude annex a cipher Answer apples base boiler bought bunker called cents left cipher circle circumference column common fraction contained cost cube root cubic feet cubic foot cubic inches cylinder decimal orders decimal places decimal point Divide dividend division dollar engine equal expressed fireroom frustum gallons greatest common divisor Hence horsepower hundredths improper fraction inches in diameter integer lathe lead screw least common multiple length lowest terms miles millionths minuend minutes mixed number multiplicand Multiply ounces period perpendicular piece pounds prime factors prime number pump quotient ratio Reduce remainder result revolutions revolutions per minute right angle rods RULE second figure ship sides simple fraction simple numbers Solution specific gravity square feet square inches square root steam subtract surface tank ten-thousandths tens tenths third thousand thousandths threads per inch tons of coal total number trial divisor triangle valve weighs write yards
Δημοφιλή αποσπάσματα
Σελίδα 15 - Multiplication is the process of taking one number as many times as there are units in another.
Σελίδα 26 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints — 1 quart (qt...
Σελίδα 28 - TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES
Σελίδα 118 - Divide the continued product of the mean effective pressure in pounds per square inch, the length of the stroke in feet,, the area of the piston in square inches, and the number of strokes per minute, by 33,000 ; the result will be the horsepower.
Σελίδα 30 - COUNTING. 12 units or things make 1 dozen. 12 dozen " 1 gross. 12 gross " 1 great gross. 20 units
Σελίδα 33 - Write the remaining numbers in a horizontal line, and divide by any prime number that will exactly divide two or more of them, placing the quotients and the undivided numbers in a line beneath.
Σελίδα 115 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Σελίδα 87 - ... 9,801; with three figures 999, and 999' = 998,001; with four figures 9,999, and 9,999' = 99,980,001, etc. In each of the above it will be noticed that the square of the number contains just twice as many figures as the number. In order to find the square root of a number, the first step is to find how many figures there will be in the root. This is done by pointing off the number into periods of two figures each, beginning at the right.
Σελίδα 19 - The dividend is the number to be divided. The divisor is the number by which we divide.
Σελίδα 26 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq.