A Mental Arithmetic, Upon the Inductive PlanR.S. Davis & Company, 1860 - 156 σελίδες |
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Σελίδα 24
... berries , at 11 cents a quart ? 11. What cost 2 pine - apples , at 12 cents apiece ? 12. What cost 3 pears , at 4 cents apiece ? 13. What cost 3 quarts of milk , at 5 cents a quart ? 14. What cost 3 yards of braid , at 6 24 GREENLEAF'S.
... berries , at 11 cents a quart ? 11. What cost 2 pine - apples , at 12 cents apiece ? 12. What cost 3 pears , at 4 cents apiece ? 13. What cost 3 quarts of milk , at 5 cents a quart ? 14. What cost 3 yards of braid , at 6 24 GREENLEAF'S.
Σελίδα 25
Benjamin Greenleaf. 14. What cost 3 yards of braid , at 6 cents a yard ? 15. If a horse will trot 7 miles in one hour , how far will he trot in 3 hours ? 16. If one pound of raisins cost 8 cents , what will 3 pounds cost ? 17. Bought 3 ...
Benjamin Greenleaf. 14. What cost 3 yards of braid , at 6 cents a yard ? 15. If a horse will trot 7 miles in one hour , how far will he trot in 3 hours ? 16. If one pound of raisins cost 8 cents , what will 3 pounds cost ? 17. Bought 3 ...
Σελίδα 26
... yards of cambric , at 12 cents a yard ? 37. If a quantity of provisions will supply 11 men 8 days , how long will it supply one man ? 38. William sold 10 doves , at 10 cents apiece ; how much did he receive for them ? 39. What will 11 ...
... yards of cambric , at 12 cents a yard ? 37. If a quantity of provisions will supply 11 men 8 days , how long will it supply one man ? 38. William sold 10 doves , at 10 cents apiece ; how much did he receive for them ? 39. What will 11 ...
Σελίδα 28
... yards of cotton cloth , at 9 cents a yard , and 4 skeins of thread , at 2 cents a skein ; what was the cost of the whole ? 5. A lady bought 8 pounds of sugar , at 11 cents a pound , and paid 8 dozen of eggs , at 10 cents a dozen , and ...
... yards of cotton cloth , at 9 cents a yard , and 4 skeins of thread , at 2 cents a skein ; what was the cost of the whole ? 5. A lady bought 8 pounds of sugar , at 11 cents a pound , and paid 8 dozen of eggs , at 10 cents a dozen , and ...
Σελίδα 29
... yard , what will 2 yards of calico cost ? 3 yards ? 17. How many are 9 X 4 ? 10 × 8 ? 18. How much more is 10 X 10 than 11 X 9 ? 19. Two men start 50 miles apart , and travel towards each other , the one at the rate of 4 miles an hour ...
... yard , what will 2 yards of calico cost ? 3 yards ? 17. How many are 9 X 4 ? 10 × 8 ? 18. How much more is 10 X 10 than 11 X 9 ? 19. Two men start 50 miles apart , and travel towards each other , the one at the rate of 4 miles an hour ...
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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.