# Junior High School Mathematics Book 1-3 [and] 1 Book Course, Book 3

C. Scribner's sons, 1920 - Mathematics

### Contents

 REVIEW OF INTEGERS AND DECIMALS 1 SHORT CUTS IN COMPUTATIONS 16 REVIEW OF FRACTIONS 33 APPROXIMATIONS 44 PERCENTAGE 48 INTEREST AND INVESTMENT 60 BANKING 91 PAYMENTS AND COLLECTIONS 105
 WAGES 156 COMMISSION AND BROKERAGE 162 EXPENSES 170 PROFIT AND Loss 178 BILLS AND INVOICES 188 COMMERCIAL DISCOUNTS 194 ACCOUNTS 202 PARTNERSHIPS 211

 INSURANCE 118 TAXES 130 TRANSPORTATION 140
 REFERENCE TABLES 223 INDEX 237 Copyright

### Popular passages

Page 220 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Page 219 - 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.
Page 220 - 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...
Page 221 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Page 30 - Multiplying or dividing both terms of a fraction by the same number does not change its value.
Page 34 - Now .} of f- is a compound fraction, whose value is found by multiplying the numerators together for a new numerator, and the denominators for a new denominator.
Page 219 - LENGTH 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5| yards = 1 rod (rd.) 320 rods = 1 mile (mi.) 1 mile = 1,760 yd.
Page 145 - ... (b) Parcels weighing 8 ounces or less containing books, seeds, cuttings, bulbs, roots, scions, and plants, 1 cent for each 2 ounces or fraction thereof, regardless of distance. (c) Parcels weighing more than 8...
Page 213 - Draw up a statement for the incorporation of a company to conduct an electric railway in your city. 252. Profitable and Non-Profitable Stocks. — A successful corporation has profits, called dividends, to distribute among its stockholders. Dividends are stated as a certain per cent of the par value of the stock. They may be paid yearly, half-yearly, or quarterly. If a corporation loses money, it assesses its stockholders a per cent of the par value of the stock sufficient to pay the deficit. EXERCISES...
Page 31 - If it is necessary to change an improper fraction into a mixed number, simply divide the numerator by the denominator. The quotient is the whole number, and the remainder is left over the denominator and the remaining fraction reduced to its lowest terms.