A Mental Arithmetic, Upon the Inductive PlanR.S. Davis & Company, 1860 - 156 σελίδες |
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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
... cost ? 10 pounds ? 6 pounds ? 12 pounds ? 34. When flour is 8 dollars a barrel , how much must be paid for 5 barrels ... yard ? 37. If a quantity of provisions will supply 11 men 8 days , how long will it supply one man ? 38. William ...
... cost ? 10 pounds ? 6 pounds ? 12 pounds ? 34. When flour is 8 dollars a barrel , how much must be paid for 5 barrels ... yard ? 37. If a quantity of provisions will supply 11 men 8 days , how long will it supply one man ? 38. William ...
Σελίδα 28
... dollars apiece , what will 8 ploughs cost ? 2. If 5 men can reap a field in ... yard , and 4 skeins of thread , at 2 cents a skein ; what was the cost of ... dollars a ton ? 13. Bought 6 cords of wood , at 8 dollars 28 GREENLEAF'S.
... dollars apiece , what will 8 ploughs cost ? 2. If 5 men can reap a field in ... yard , and 4 skeins of thread , at 2 cents a skein ; what was the cost of ... dollars a ton ? 13. Bought 6 cords of wood , at 8 dollars 28 GREENLEAF'S.
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 ... dollars apiece , and 5 lambs , at 3 dollars apiece ; how much did he get for them all ? 22. A tailor has a piece of ...
... 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 ... dollars apiece , and 5 lambs , at 3 dollars apiece ; how much did he get for them all ? 22. A tailor has a piece of ...
Σελίδα 32
... dollars be divided equally among 6 men , how many will each receive ? 9. James has 12 peaches , which he wishes to ... yard , can be bought for 25 dollars ? 15. At 6 cents a paper , how many papers of needles can be purchased for 24 ...
... dollars be divided equally among 6 men , how many will each receive ? 9. James has 12 peaches , which he wishes to ... yard , can be bought for 25 dollars ? 15. At 6 cents a paper , how many papers of needles can be purchased for 24 ...
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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.