A Mental Arithmetic, Upon the Inductive PlanR.S. Davis & Company, 1860 - 156 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 28.
Σελίδα 25
... cents , what will 3 pounds cost ? 17. Bought 3 yards of cloth , at 9 cents a yard ; how much did it cost ? 18. At 3 dollars a pair , what will 10 pairs of boots cost ? 19. At 3 dollars apiece , what will 11 hats cost ? 20. What cost 3 ...
... cents , what will 3 pounds cost ? 17. Bought 3 yards of cloth , at 9 cents a yard ; how much did it cost ? 18. At 3 dollars a pair , what will 10 pairs of boots cost ? 19. At 3 dollars apiece , what will 11 hats cost ? 20. What cost 3 ...
Σελίδα 83
... cents apiece , can be bought for 12 cents ? 7. How many times 2 in 12 ? 23 in 93 ? 8. At $ 21 a pair , how many pairs of ... 20. How many times is 21. How many times is 55 22. How many times is 3 23. How many times is 61 contained in 10ğ ...
... cents apiece , can be bought for 12 cents ? 7. How many times 2 in 12 ? 23 in 93 ? 8. At $ 21 a pair , how many pairs of ... 20. How many times is 21. How many times is 55 22. How many times is 3 23. How many times is 61 contained in 10ğ ...
Σελίδα 91
... 20 is of how many times of 56 ? of 60 is of how many times of 40 ? 28. If a ... an orchard , in which of the trees bear peaches , bear apples , of them bear pears , 4 bear cherries , and 10 bear plums ; how ... per cent MENTAL ARITHMETIC . 91.
... 20 is of how many times of 56 ? of 60 is of how many times of 40 ? 28. If a ... an orchard , in which of the trees bear peaches , bear apples , of them bear pears , 4 bear cherries , and 10 bear plums ; how ... per cent MENTAL ARITHMETIC . 91.
Σελίδα 92
... Per cent . is a contraction of per centum , a Latin phrase , which means by the hundred . 1 per cent . means 1 of ... 20 per cent . of $ 282 ? Of $ 560 ? 14. How much is 15 per cent . of $ 1000 ? Of $ 2500 ? 15. How much is 9 per cent ...
... Per cent . is a contraction of per centum , a Latin phrase , which means by the hundred . 1 per cent . means 1 of ... 20 per cent . of $ 282 ? Of $ 560 ? 14. How much is 15 per cent . of $ 1000 ? Of $ 2500 ? 15. How much is 9 per cent ...
Σελίδα 93
... per cent . of itself . 17. If I give away 25 per cent . of my money to A , and 20 per cent..to B , and lend 55 per cent . to my brother , how much do I have left ? 18. Bought a drove of cattle ; in the first town I passed through , I sold ...
... per cent . of itself . 17. If I give away 25 per cent . of my money to A , and 20 per cent..to B , and lend 55 per cent . to my brother , how much do I have left ? 18. Bought a drove of cattle ; in the first town I passed through , I sold ...
Άλλες εκδόσεις - Προβολή όλων
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.