Primary Elements of Algebra for Common Schools And Academies
The book Primary Elements of Algebra for Common Schools And Academies was written by author Joseph Ray Here you can read free online of Primary Elements of Algebra for Common Schools And Academies book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Primary Elements of Algebra for Common Schools And Academies a good or bad book?
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A grocer has two kinds of sugar, of such quality that 1 lb. of each are together worth 20 cents ; but if 3 lb. of the first, and 5 lb. of the second kind be mixed, a lb. of the mixture will be worth 11 cents ; what is the value of a lb. of each sort? Ans. 6 cts., and 14 cts. 22. A boy lays out 84 cents for lemons and oranges, giving 3 cents apiece for the lemons, and 5 cents apiece for the oranges ; he afterward sold ^ of the lemons and ^ of the oranges for 40 cents, and cleared 8 cents on what... he sold; what number of each did he purchase? Ans. 8 lemons, 12 oranges. 23. A owes |500 and B $600, but neither has sufii- cient money to pay his debts. A said to B, " lend me I of your money, and I can pay my debts." B said to A, " lend me i of your money, and I can pay mine." How much has each ? Ans. A $400, B $500. ■ 24. A son said to his father, " how old are we?" The father replied, " six years ago my age was 3| times yours, but 3 years hence my age will be only 2^ times yours." Required their ages.
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