A complete and practical solution book for the common school teacher (1899)
Fairchild, J[ohn] T[heodore] [from old catalog] · Crawfis College, Ohio, The author · leaf 233
re held toplow 75% of it? Solution. (1) The field contains 6400 sq. rd., and the side is 80 rd. (2) Since 75%, or \ of it is plowed, the square unplowed is \ 218 FAIR CHILDS SOLUTION BOOK. of the field. (3) Vi. ori °f {t is i °f the side of the field, or 40 rd. (4) Hence the width of the strip…
Arithmetic · Geometry
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