The Model Mental Arithmetic: Containing Oral Exercises for Graded and Grammar SchoolsEldredge & Brother, 1876 - 184 σελίδες |
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Σελίδα 20
... gain of 6 cents , what does he get for it ? 62. Analysis . If John pays 12 cents for a knife , and sells it at a gain of 6 cents , he gets for it the sum of 12 cents and 6 cents , which is 18 cents . 2 . If I pay 15 dollars for a coat ...
... gain of 6 cents , what does he get for it ? 62. Analysis . If John pays 12 cents for a knife , and sells it at a gain of 6 cents , he gets for it the sum of 12 cents and 6 cents , which is 18 cents . 2 . If I pay 15 dollars for a coat ...
Σελίδα 31
... gain ? How much by selling all for $ 85 ? 24. A wood dealer had 45 cords of oak wood , and 39 cords of pine . After selling 17 cords of each kind , how many cords remained ? After selling 26 cords of each ? 25. John had $ 25 , and ...
... gain ? How much by selling all for $ 85 ? 24. A wood dealer had 45 cords of oak wood , and 39 cords of pine . After selling 17 cords of each kind , how many cords remained ? After selling 26 cords of each ? 25. John had $ 25 , and ...
Σελίδα 56
... gain 150 yards on Thomas ? How far will both have walked ? 33. I owe $ 50 for one bill of goods , and $ 49 for another . How much of the debt can I pay with 10 - dollar bills ? How many one - dollar bills will pay the balance ? 34. If ...
... gain 150 yards on Thomas ? How far will both have walked ? 33. I owe $ 50 for one bill of goods , and $ 49 for another . How much of the debt can I pay with 10 - dollar bills ? How many one - dollar bills will pay the balance ? 34. If ...
Σελίδα 86
... gain of $ 43 . What did he get for it ? 34. A boy sold 33 bushels of chestnuts one week , and 4 bushels the next . How many did he sell in both weeks ? 35. If 4 yards of cloth are needed for a coat , 2 yards for a pair of pants , and of ...
... gain of $ 43 . What did he get for it ? 34. A boy sold 33 bushels of chestnuts one week , and 4 bushels the next . How many did he sell in both weeks ? 35. If 4 yards of cloth are needed for a coat , 2 yards for a pair of pants , and of ...
Σελίδα 88
... gain or lose on it ? 17. A man worked of a day , and his son worked ğ . How much longer did the man work than his son ? 18. A merchant owned of a vessel , and sold of it . What part of the vessel did he then own ? 19. If James pays of ...
... gain or lose on it ? 17. A man worked of a day , and his son worked ğ . How much longer did the man work than his son ? 18. A merchant owned of a vessel , and sold of it . What part of the vessel did he then own ? 19. If James pays of ...
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The Model Mental Arithmetic; Containing Oral Exercises for Graded and ... Edgar Arthur Singer Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2011 |
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12 cents acres amount Analysis apples bought brokerage bushels cents a pound changed ciphers common divisor common fraction contained cords cost cows cubic decimal places decimal units Denominate Number denotes difference dimes divided dividend dollars dozen dry measure earn eighths equal Exercises expressed farmer feet fifths foot fourths fractional unit gain gallons greatest common divisor grocer Hence hundred hundredths improper fraction inches integer interest of $50 invested least common denominator least common multiple least number less loss measures miles mills minuend mixed number Model multiplied orders of units ounces paid pecks pennyweights Percentage piece pints present worth prime factors Principles quarts quotient rate of premium receive remainder reverse rods shares sixths sold subtract subtrahend tens tenths thousandths Troy weights True Discount units or denominations weeks weight yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 138 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) 365 days = 1 common year (yr.) 366 days = 1 leap year About 30 days = 1 month (mo.) 12 months = 1 year VALUE 10 cents (ct.
Σελίδα 133 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq. yd.) 30^ square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 137 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.
Σελίδα 79 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 136 - Weight is used by apothecaries and physicians in compounding dry medicines. TABLE. 20 Grains (gr.} = 1 Scruple, . . sc., or 3. 3 Scruples = 1 Dram, . . dr., or 3 . 8 Drams = 1 Ounce, . . oz., or § . 12 Ounces = 1 Pound, . . Ib., or ft,.
Σελίδα 136 - Table. 16 drams (dr.) are 1 ounce, oz. 16 ounces, 1 pound, Ib. 100 pounds, 1 hundred-weight, cwt. 20 hundred-weight, . 1 ton, T.
Σελίδα 133 - TABLE. 12 inches (in.) are 1 foot, ft. 3 feet " 1 yard, yd. 5$ yds., or 16| ft.
Σελίδα 73 - If both the numerator and the denominator of a fraction are multiplied by the same number, or divided by the same number, the value of the fraction is not changed.
Σελίδα 178 - A can do a piece of work in 3 days, B in 4 days, and C in 6 days : in what time will they do it, working together ? 65.
Σελίδα 83 - To reduce two or more fractions to a common denominator. A Common Denominator is a denominator common to two or more fractions 1. Reduce ? and 7, to a common denominator.