### Contents

 FUNDAMENTAL PROCESSES 4 ANALYSIS OF PROBLEMS 26 PROPERTIES OF WHOLE NUMBERS 35 COMMON FRACTIONS 43 DECIMAL FRACTIONS 69 PROBLEMS IN QUANTITY AND COST 95 FOREIGN MONEYS 107 BUSINESS FORMS 114
 TRADE DISCOUNT 226 PROFIT AND LOSS 235 TAXES 259 DUTIES AND CUSTOMS 265 INSURANCE 272 THE EQUATION 278 SIMPLE INTEREST 302 COMPOUND INTEREST 328

 ACCOUNTS 120 PRACTICAL MEASUREMENTS 128 LATITUDE AND LONGITUDE 143 STANDARD TIME 149 METRIC SYSTEM 157 PERCENTAGE 165 COMMISSION 215
 PROMISSORY NOTES 334 EXCHANGE 346 PARTIAL PAYMENTS 354 RATIO AND PROPORTION 365 MULTIPLES AND POWERS 379 MENSURATION REVIEWED AND APPLIED 395 Copyright

### Popular passages

Page 392 - Pythagorean theorem states that the sum of the squares of the sides of a right triangle is equal to the square of the hypotenuse.
Page iii - 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 ii - 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 45 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Page v - Time. 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24...
Page 107 - Scale: 4 farthings (far.) = 1 penny (d.); 12 pence = 1 shilling (s.) ; 20 shillings — 1 pound (�). 156.
Page 384 - The cube root of a number is one of the three equal factors of the number. Thus the cube...
Page 357 - Find the amount of each payment from the time it was made to the time of settlement.
Page 403 - A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.
Page i - Linear Measure 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5...