Arithmetic, Βιβλίο 3D. Appleton, 1905 |
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Αποτελέσματα 1 - 5 από τα 10.
Σελίδα 58
... increased by 3 equals 12 ? PLAN . 1. Let ʼn represent the number . 2. Then n + 3 = 12 . 3. Hence , n = — . Why ? 2. What number increased by 6 equals 16 ? 3. What number must be doubled and the result increased by 12 to produce 28 ...
... increased by 3 equals 12 ? PLAN . 1. Let ʼn represent the number . 2. Then n + 3 = 12 . 3. Hence , n = — . Why ? 2. What number increased by 6 equals 16 ? 3. What number must be doubled and the result increased by 12 to produce 28 ...
Σελίδα 100
... increases 4 % of its volume , if heated to the boiling point ; what is the volume of boiling water which measured 5 gal . 3 qt . 1 pt . when ice - cold ? 6. If oak wood is burned the ashes weigh about 3 % of the original weight of the ...
... increases 4 % of its volume , if heated to the boiling point ; what is the volume of boiling water which measured 5 gal . 3 qt . 1 pt . when ice - cold ? 6. If oak wood is burned the ashes weigh about 3 % of the original weight of the ...
Σελίδα 118
... increasing at the rate of 600 million feet a year ; if none are destroyed , how many feet would there be in 25 years ? 8. Taking the annual capacity of the Maine pulp mills to be 275 million feet , how much may be used for other pur ...
... increasing at the rate of 600 million feet a year ; if none are destroyed , how many feet would there be in 25 years ? 8. Taking the annual capacity of the Maine pulp mills to be 275 million feet , how much may be used for other pur ...
Σελίδα 135
... increased , diminished , multiplied , or divided by the same number , the resulting members are equal . State the operation which changes the first equation into the second in each case : 13 . x = a + 5 I4 . 5x = 17 15. 2x − 1 = 3 ...
... increased , diminished , multiplied , or divided by the same number , the resulting members are equal . State the operation which changes the first equation into the second in each case : 13 . x = a + 5 I4 . 5x = 17 15. 2x − 1 = 3 ...
Σελίδα 140
... increased by 2,000 sq . mi . , 20 times this area would be 125,600 sq . mi . less than the area of the United States ; what is the area of the Philippines ? 4. The area of all the other island possessions diminished by 1,056 sq . mi ...
... increased by 2,000 sq . mi . , 20 times this area would be 125,600 sq . mi . less than the area of the United States ; what is the area of the Philippines ? 4. The area of all the other island possessions diminished by 1,056 sq . mi ...
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acre acre feet altitude amount angle annual average bales bank base bought broker brokerage bushels called cash casting out nines cent certificate certificate of deposit Chicago circle commission merchant cone cotton crate cubic feet cubic foot cylinder decimal denominator deposit diameter discount divided dividend divisor dollars Draw equal equation Express figure Find the area Find the cost Find the length Find the numbers Find the total fractions frustum grain hour hypotenuse inches indorsement isosceles triangle Logan River measure meter METRIC SYSTEM miles million month Multiply Oral paid par value payable payment pounds problems PROBLEMS-REVIEW promissory note pyramid quart quotient radius received represents selling price shown side slant height sold solve square foot square pyramid Subtract tank tons United volume weight wheat Written yard
Δημοφιλή αποσπάσματα
Σελίδα 227 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Σελίδα 206 - The sides of two squares contain 77 yards, 1 foot, 9 inches, and 7 yards, 2 feet, 4 inches, respectively; find the side of a square whose area is equal to the sum of the areas of two squares.
Σελίδα 228 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Σελίδα 228 - 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 186 - The square of the sum of two quantities is equal to the square of the first, plus twice the product of the first multiplied by the second, plus the square of the second.
Σελίδα 20 - A number is divisible by 3 if the sum of its digits is divisible by 3• A number is divisible by 9 if the sum of its digits is divisible by 9.
Σελίδα 176 - FG are diameters 1287. If a sphere be cut through at any part, the cut surface will be a circle. When the cutting plane passes through the center of the sphere, the circle is called a great circle ; other circles are called small circles.
Σελίδα 207 - This is done by pointing off the number into periods of two figures each, beginning at the right.
Σελίδα 18 - Multiplying or dividing both Dividend and Divisor by the same number, does not change the Quotient.
Σελίδα 205 - In a right triangle the square on the hypotenuse is equal to the sum of the squares on the other two sides.