Mathematics for Common Schools: Higher arithmeticD.C. Heath, 1893 |
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Página 448
... third of whom receives six times as much as the first . Required the share of each . x , 2x , 6x . 4. In a class of 54 pupils , there are twice as many boys as girls . How many are there of each ? 5. The sum of two numbers is 78. One is ...
... third of whom receives six times as much as the first . Required the share of each . x , 2x , 6x . 4. In a class of 54 pupils , there are twice as many boys as girls . How many are there of each ? 5. The sum of two numbers is 78. One is ...
Página 449
... third , and the third four times the fourth . ( Let x = the fourth . ) 14. The sum of three numbers is 180. The first is double the second , and the third is three times as large as the sum of the other two . What are the numbers ? 15 ...
... third , and the third four times the fourth . ( Let x = the fourth . ) 14. The sum of three numbers is 180. The first is double the second , and the third is three times as large as the sum of the other two . What are the numbers ? 15 ...
Página 450
... third that of the latter . Find the cost of each . 26. The sum of two numbers is 72 , and the smaller is one- fifth of the other . What are the numbers ? 27. Mary , Susan , and Jane have 54 hickory nuts . Susan has one - half as many as ...
... third that of the latter . Find the cost of each . 26. The sum of two numbers is 72 , and the smaller is one- fifth of the other . What are the numbers ? 27. Mary , Susan , and Jane have 54 hickory nuts . Susan has one - half as many as ...
Página 451
... third of a number + one - sixth of the number fraction of the number ? 9. One - third of a number added to of the number fraction of the number ? X 10. † x + 4x = what fraction of x ? + 2 = ? 3 4 = what = what 852. When x = 32 , find ...
... third of a number + one - sixth of the number fraction of the number ? 9. One - third of a number added to of the number fraction of the number ? X 10. † x + 4x = what fraction of x ? + 2 = ? 3 4 = what = what 852. When x = 32 , find ...
Página 453
... third of what he originally paid for it . How much did he pay for it ? ( + ) 5. One - half of a number added to one - fourth of the same number equals 663. What is the number ? 6. The difference between of a number and of the same ...
... third of what he originally paid for it . How much did he pay for it ? ( + ) 5. One - half of a number added to one - fourth of the same number equals 663. What is the number ? 6. The difference between of a number and of the same ...
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Términos y frases comunes
30 days acres altitude angle avoirdupois bank barrel base bill bought bushels carpet circle circumference compound interest cone containing convex surface cube cubic cubic foot decimal diameter discount Divide divisor dollars Draw entire surface equal equilateral triangle Examination Questions feet long feet wide fence Find the amount Find the area Find the cost Find the interest Find the value flour fraction frustum gallons Greatest Common Divisor horses hypotenuse inches wide isosceles triangle June 20 length longitude meters miles months Multiply Oral Problems ounces paid par value payment perpendicular piece pounds principal prism Public Schools pyramid quotient radius ratio receive remainder rhombus right-angled triangle rods second number selling price slant height Slate Exercises Slate Problems sold sphere square pyramid square root square yards subtract troy weight worth
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Página 803 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal...
Página 798 - V9 x 25 sq. ft. = 15 sq. ft. NOTE. — The mean proportional between two numbers is equal to the square root of their product. 13. Find the volume of the frustum of a square pyramid, its upper base containing 64 square inches, and its lower base 196 square inches, its altitude being 18 inches. 1294. Note that the mean proportional between 64 and 196 is 8 x 14, or 112. Since each is multiplied by one-third of the altitude, the operation is shortened by adding together the three areas, 64, 196, and...
Página 720 - MEASURE. 10 millimeters (mm.) = 1 centimeter (cm.) 10 centimeters = 1 decimeter (dm.) 10 decimeters = 1 meter (m.) 10 meters = 1 dekameter (Dm.) 10 dekameters = 1 hektometer (Hm.) 10 Hektometers = 1 kilometer (Km.) 10 kilometers = 1 myriameter (Mm.) 1 meter = 39.37 inches.
Página 789 - Prisms may be either right or oblique. The convex surface of a right prism consists of rectangles. Fig. 1 is a right prism; Fig. 2 is an oblique prism. NOTE. — When a prism is spoken of, a right prism is meant unless the word oblique is used. The altitude of a prism is the perpendicular distance between the bases. AD, BF, or CE is the altitude in Fig.
Página 532 - ... 14 ft. high, deducting for two doors, each 8 ft. by 4 ft., and for three windows, each 7 ft. by 3 ft.
Página 648 - If a horse dealer buys a span of horses at 10 per cent less than their value, and sells them at 10 per cent more than their value, what per cent does he make ? 10.
Página 803 - TROY WEIGHT. 24 grains (gr.) 1 pennyweight (pwt.) 20 pennyweights, 1 ounce (oz.) 12 ounces ... 1 pound (Ib.) Troy weight is used in weighing gold, silver, precious stones, etc. APOTHECARIES