A Mental Arithmetic, Upon the Inductive PlanR.S. Davis & Company, 1860 - 156 σελίδες |
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Σελίδα 6
... cord of wood for 4 dollars , and half a ton of coal for 4 dollars ; how much did both cost him ? 25. A lady paid 4 cents for a skein of silk , and 5 cents for a spool of cotton ; how much did she pay for both ? 26. Ella gave 4 cents for ...
... cord of wood for 4 dollars , and half a ton of coal for 4 dollars ; how much did both cost him ? 25. A lady paid 4 cents for a skein of silk , and 5 cents for a spool of cotton ; how much did she pay for both ? 26. Ella gave 4 cents for ...
Σελίδα 25
... cord of wood , what must be paid for 5 cords ? For 6 cords ? For 7 cords ? 31 . How many are 6 times 8 ? 6 times 9 ? 6 times 10 ? 6 times 11 ? 6 times 12 ? 32. If a horse travel 7 miles in 1 hour , how far will he travel in 7 hours ? In ...
... cord of wood , what must be paid for 5 cords ? For 6 cords ? For 7 cords ? 31 . How many are 6 times 8 ? 6 times 9 ? 6 times 10 ? 6 times 11 ? 6 times 12 ? 32. If a horse travel 7 miles in 1 hour , how far will he travel in 7 hours ? In ...
Σελίδα 28
... at the end of 5 hours ? 11. If one man can make 6 pairs of shoes in one day , how many pairs can 9 men make ? 12. What cost 2 tons of hay , at 15 dollars a ton ? 13. Bought 6 cords of wood , at 8 dollars 28 GREENLEAF'S.
... at the end of 5 hours ? 11. If one man can make 6 pairs of shoes in one day , how many pairs can 9 men make ? 12. What cost 2 tons of hay , at 15 dollars a ton ? 13. Bought 6 cords of wood , at 8 dollars 28 GREENLEAF'S.
Σελίδα 29
Benjamin Greenleaf. 13. Bought 6 cords of wood , at 8 dollars a cord , and handed in payment 5 ten - dollar bills ; how much change should be received back ? 14. What cost 3 barrels of beef , at 16 dollars a barrel ? 15. If one quire of ...
Benjamin Greenleaf. 13. Bought 6 cords of wood , at 8 dollars a cord , and handed in payment 5 ten - dollar bills ; how much change should be received back ? 14. What cost 3 barrels of beef , at 16 dollars a barrel ? 15. If one quire of ...
Σελίδα 30
... cords of wood , how many cords will 15 ploughs cost ? 35. If a man earns 100 cents a day , and pays out for family expenses 60 cents , how much will he have left at the end of 5 days ? 36. By putting in the savings - bank 14 dollars a ...
... cords of wood , how many cords will 15 ploughs cost ? 35. If a man earns 100 cents a day , and pays out for family expenses 60 cents , how much will he have left at the end of 5 days ? 36. By putting in the savings - bank 14 dollars a ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
12 cents 12 days 12 dollars 20 per cent 40 dollars 50 cents 9 cents 9 dollars acres amount barrel of flour bought boys bushels of corn bushels of wheat cents a dozen cents a pound cents a quart cents a yard cents apiece contained cords of wood cows cubic feet decimal fraction denominator dimes dollar a bushel dollars a yard earn eight equal equivalent mixed factors fifths fourths furlongs gain gallons gave give hogshead horse hundred hundred-weight improper fraction interest of $100 John less LESSON lowest terms MENTAL ARITHMETIC merator miles an hour mixed number molasses months Multiply nator NOTE oranges ounces paid pecks pence pennyweights pine-apple pints pounds of sugar present worth prime number quarters quire rate per cent receive Reduce remainder sell sevenths sheep shillings sixths square rods subtract tens third weeks whole number yards of broadcloth yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 28 - If two men start from the same place, and travel in opposite directions, the one travelling at the rate of 3 miles an hour, and the other at the rate of 4 miles an hour, how far apart will they be at the end of 5 hours ? 11.
Σελίδα 122 - Multiplication is the process of taking one number as many times as there are units in another number.
Σελίδα 55 - NUMBERS. 12 units = 1 dozen. 12 dozen — 1 gross. 12 gross = 1 great gross. 20 units = 1 score.
Σελίδα 50 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30j square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 46 - 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 53 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks = 1 bushel (bu...
Σελίδα 47 - AVOIRDUPOIS WEIGHT. 16 Drams (dr.) make 1 Ounce, oz. 16 Ounces " 1 Pound, Ib. 25 Pounds " 1 Quarter, qr. 4 Quarters " 1 Hundred-weight, cwt. 20 Hundred-weight
Σελίδα 114 - A cistern has 4 pipes ; the first will fill it in 2 hours, the second will fill it in 3 hours, the third in 4 hours, and the fourth will empty it in 2 hours ; now, if the pipes are all open at the same time, how long •will it take to fill the cistern ? 10.
Σελίδα 66 - When the numerator is less than the denominator, the fraction is called a proper fraction ; when the numerator is equal to or larger than the denominator, the fraction is called an improper fraction ; when a fraction is joined with a whole number, the expression is called a mixed number.