The Practical Arithmetic: Oral and WrittenAmerican Book, 1907 - 350 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 31.
Σελίδα 165
... that shall be the same as the number of square yards in the walls ? j . Perimeter , 60 ft .; height , 10 ft . Find area of walls in square yards . The standard unit of volume measure is a cubic yard SURFACE MEASURE 165.
... that shall be the same as the number of square yards in the walls ? j . Perimeter , 60 ft .; height , 10 ft . Find area of walls in square yards . The standard unit of volume measure is a cubic yard SURFACE MEASURE 165.
Σελίδα 166
... cubic yard , which is the equivalent of a 1 - yard cube . This unit , like the cubic foot and the cubic inch , is derived from the corresponding unit of linear measure . Cubic Measure 1728 cubic inches ( cu . in . ) = 1 cubic foot ( cu ...
... cubic yard , which is the equivalent of a 1 - yard cube . This unit , like the cubic foot and the cubic inch , is derived from the corresponding unit of linear measure . Cubic Measure 1728 cubic inches ( cu . in . ) = 1 cubic foot ( cu ...
Σελίδα 167
... cubic feet of wall . Hence in estimates it is customary to use the number 100 instead of 128 ; that is , as many cords of stone will be required for a given wall as 100 cubic feet is contained times in the num- ber of cubic feet in the ...
... cubic feet of wall . Hence in estimates it is customary to use the number 100 instead of 128 ; that is , as many cords of stone will be required for a given wall as 100 cubic feet is contained times in the num- ber of cubic feet in the ...
Σελίδα 168
... cubic foot ? NOTE . When bricks are laid in mortar in the usual way , about 22 bricks are required to make a cubic foot of wall . b . Estimate the number of bricks necessary for a cellar wall 12 inches thick , the inside dimensions of ...
... cubic foot ? NOTE . When bricks are laid in mortar in the usual way , about 22 bricks are required to make a cubic foot of wall . b . Estimate the number of bricks necessary for a cellar wall 12 inches thick , the inside dimensions of ...
Σελίδα 173
... cubic inches . Liquid Measure 4 gills ( gi . ) = 1 pint ( pt . ) . 2 pints = 1 quart ( qt . ) . 4 quarts 31 gallons Observe that 1 cubic foot = Observe that 4.2 cubic feet = = 1 gallon ( gal . ) . = 1 barrel ( bbl . ) . nearly 7 gallons ...
... cubic inches . Liquid Measure 4 gills ( gi . ) = 1 pint ( pt . ) . 2 pints = 1 quart ( qt . ) . 4 quarts 31 gallons Observe that 1 cubic foot = Observe that 4.2 cubic feet = = 1 gallon ( gal . ) . = 1 barrel ( bbl . ) . nearly 7 gallons ...
Συχνά εμφανιζόμενοι όροι και φράσεις
12 rods acres altitude answer bicycle geared bought bushel centimeters chains Change circle circumference commission common fraction contained cord corn cube cubic centimeters cubic foot decimal point decimeters denominator diameter discount Divide dividend dollars equal exactly divisible excess of 9's EXPLANATION Express the ratio figure Find proceeds Find the amount Find the approximate Find the area Find the cost Find the interest Find the product Find the sum greatest common divisor HALL'S PRACT hundred hundredths improper fraction integral number larger number lowest terms Measure meters miles mixed number multiplicand NOTE number of feet oats Observe OPERATION paid perfect squares perimeter piece of land pound prime factors promise to pay pupil quotient right angles rods selling smaller number sold solid content specific gravity square root subtract tenths thousandths tons trapezoid triangle units value received weight wide
Δημοφιλή αποσπάσματα
Σελίδα 180 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 173 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 190 - OF WEIGHT 10 milligrams (mg.) = 1 centigram (eg.) 10 centigrams = 1 decigram (dg.) 10 decigrams = 1 gram (g.) 10 grams = 1 dekagram (Dg...
Σελίδα 157 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq. yd.) 30^ square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 187 - 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.
Σελίδα 89 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 205 - The first and fourth terms of a proportion are called the extremes, and the second and third terms, the means. Thus, in the foregoing proportion, 8 and 3 are the extremes and 4 and 6 are the means.
Σελίδα 187 - Pupils must learn to think of quantity in metric units. 319. All units in the metric system of measures and weights are derived from the primary unit known as the meter. When the length of the primary unit of this system was determined it was supposed to be one ten-millionth of the distance from the equator to the pole. A pendulum that vibrates seconds is nearly one meter long.* In the names of the derived units of this system the prefix deka means 10; hekto means 100; kilo means 1000; myria means...
Σελίδα 135 - Six months after date for value received I promise to pay to the order of Merchants...
Σελίδα 190 - MEASURES OF WEIGHT 10 milligrams (mg.) = 1 centigram eg. 10 centigrams =1 decigram dg. 10 decigrams =1 gram g. 10 grams =1 decagram Dg. 10 decagrams =1 hectogram Hg. 10 hectograms = 1 kilogram Kg.