# A Practical Arithmetic

Ginn, 1897 - Arithmetic - 413 pages

### Contents

 NOTATION AND NUMERATION 1 1 43 VI 63 VII 74 FACTORS MEASURES MULTIPLES 90 COMMON FRACTIONS 102 ུ ཾ སྒྱུ རྞ 148 XI 180
 METRIC MEASURES 277 XVI 290 MISCELLANEOUS EXAMPLES 318 Spanish Land Measures 337 Foreign Exchange 343 Compound Interest Problems 349 Scales of Notation 356 Settlement of Accounts 362

 XIII 252 XIV 263

### Popular passages

Page 361 - Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit.
Page 150 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints — 1 quart (qt...
Page 345 - Thirty days after sight of this first of exchange (second and third of the same tenor and date unpaid...
Page 276 - ... is equal to the square root of the difference of the squares of the hypotenuse and the other side.
Page 162 - 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 163 - Thirty days hath September, April, June, and November ; All the rest have thirty-one, Except the second month alone, Which has but twenty-eight, in fine, Till leap year gives it twenty-nine.
Page 109 - To reduce a mixed number to an improper fraction. Multiply the whole number by the denominator of the fraction, and to the product add the given numerator.
Page 274 - Multiply the complete divisor by the second figure of the root, subtract the product from the dividend, and to the remainder annex the next period for a new dividend.
Page 255 - That is, in any proportion either extreme is equal to the product of the means divided by the other extreme ; and either mean is equal to the product of the extremes divided by the other mean.
Page 89 - In this and the following examples, answers to the nearest hundredth are sufficiently correct. 11. A cubic foot of platinum, the heaviest substance known, weighs 1365 pounds. A cubic foot of water weighs 62.5 pounds. How many times as heavy as water is platinum ? 12. How many times as heavy as water is common sand, a cubic foot of sand weighing 103 pounds ? 13. Granite is 2.72 times as heavy as water. Find the weight of a cubic foot of granite. 14. Wrought iron is 7.77 times as heavy as water. Find...