 ... what is the area in square miles that the map represents? 2. The salt water which was obtained from the bottom of a mine of rock salt contained 0.08 of its weight of pure salt. What weight of salt water was it necessary to evaporate in order to obtain...  The Teaching of Arithmetic: A Manual for Teachers - Page 371by Paul Klapper - 1916 - 387 pagesFull view - About this book
 | Gordon Augustus Southworth - Arithmetic - 1903 - 152 pages
...salt ? 8. A gentleman gave away ^ of the books in his library, lent ^ of the remainder, and sold £ of what was left. He then had 420 books remaining. How many had he at first ? SEVENTH YEAR 1. If a map 10 inches wide and 16 inches long is made on a scale of 50 miles to the... | |
 | Joseph Mayer Rice - Teaching - 1912 - 318 pages
...thus : [174] A gentleman gave away ^ of the books in his library, lent % of the remainder, and sold ^ of what was left. He then had 420 books remaining. How many had he at first? This problem was treated in many instances in the same way as the one just cited; the fractions being... | |
 | Joseph Mayer Rice - Teaching - 1912 - 418 pages
...order to obtain 3,896 pounds of salt? 3. A gentleman gave away 14 of the books in his library, lent y$ of the remainder, and sold i£ of what was left. He...420 books remaining. How many had he at first? 4. A farmer's wife bought 2.75 yards of table linen at $0.87 a yard and 16 yards of flannel at $0.55 a yard.... | |
 | Walter Albert Jessup, Lotus Delta Coffman - Arithmetic - 1916 - 246 pages
...of salt? 3. A gentleman gave away } of the books in his library, lent J of the remainder, and sold j of what was left. He then had 420 books remaining. How many had he at first? 4. A farmer's wife bought 2.75 yards of table linen at $0.87 a yard and 16 yards of flannel at $0.55 a yard.... | |
 | Walter Albert Jessup, Lotus Delta Coffman - Arithmetic - 1916 - 244 pages
...salt ? 8. A gentleman gave away 7 of the books in his library, lent J of the remainder, and sold J of what was left. He then had 420 books remaining. How many had he at first ? SEVENTH YEAR 1. If a map 10 inches wide and 16 inches long is made on a scale of 50 miles to the... | |
 | John Charles Stone - Arithmetic - 1918 - 280 pages
...water was it necessary to evaporate in order to obtain 3896 pounds of salt? 3. A gentleman gave away } of the books in his library, lent J of the remainder,...420 books remaining. How many had he at first? 4. A farmer's wife bought 2.75 yards of table linen at $0.87 a yard and 16 yards of flannel at $0.55 a yard.... | |
 | John Charles Stone - Arithmetic - 1918 - 280 pages
...of salt? 3. A gentleman gave away } of the books in his library, lent } of the remainder, and sold | of what was left. He then had 420 books remaining. How many had he at first ? 4. A farmer's wife bought 2.75 yards of table linen at $0.87 a yard and 16 yards of flannel at $0.55 a yard.... | |
 | John Charles Stone - Arithmetic - 1918 - 282 pages
...of salt? 8. A gentleman gave away \ of the books in his library, lent I of the remainder, and sold $ of what was left. He then had 420 books remaining. How many had he at first ? SEVENTH YEAR 1. If a map 10 inches wide and 16 inches long is made on a scale of 50 miles to the... | |
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