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 3896 pounds of salt? 8. A gentleman gave away \ of the books... Arithmetical Essentials - Page 295by J. Andrew Drushel, Margaret Eleanor Noonan, John William Withers - 1921Full view - About this book
| Gordon Augustus Southworth - Arithmetic - 1903 - 152 pages
...carpet for a room 24 feet long and 24 feet wide ? No deduction to be made for waste. EIGHTH YEAR 1. If a map 10 inches wide and 16 inches long is made...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... | |
| Education - 1907 - 850 pages
...an hour, how long will it take the train to run from Buffalo to Omaha, a distance of 1,045 miles? & If a map 10 inches wide and 16 inches long is made...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... | |
| Gordon Augustus Southworth, John Charles Stone - Arithmetic - 1910 - 188 pages
...^ % - What premium do I pay ? 6. If a map 10 in. wide and 16 in. long is made on a scale of 50 mi. to the inch, what is the area in square miles that the map represents ? 7. A woman bought remnants of silk as follows : 5f yd., 4| yd., 6£ yd., and of yd. What did it cost her... | |
| Gordon Augustus Southworth, John Charles Stone - Arithmetic - 1910 - 176 pages
...at \%. What premium do I pay ? 6. If a map 10 in. wide and 16 in. long is made on a scale of 50 mi. to the inch, what is the area in square miles that the map represents ? 7. A woman bought remnants of silk as follows: 5|- yd., 4£ yd., 6£ yd., and 5f yd. What did it cost... | |
| Joseph Mayer Rice - Teaching - 1912 - 318 pages
...sold them all at the rate of 8 for 5 cents. What per cent did he gain on investment? EIGHTH YEAR. 1. If a map 10 inches wide and 16 inches long is made...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... | |
| Joseph Mayer Rice - Teaching - 1912 - 418 pages
...sold them all at the rate of 8 for 5 cents. What per cent did he gain on investment? EIGHTH YEAR. 1. If a map 10 inches wide and 16 inches long is made on a scale of SO miles to the inch, what is the area in square miles that the map represents? 2. The salt water which... | |
| Paul Klapper - Arithmetic - 1916 - 408 pages
...barrel. How much did he make? 5. If a train runs 31f miles an hour, how long will it take the train to run from Buffalo to Omaha, a distance of 1045 miles?...was obtained from the bottom of a mine of rock salt contained .008 of its weight of pure salt. What weight of salt water was it necessary to evaporate... | |
| Walter Albert Jessup, Lotus Delta Coffman - Arithmetic - 1916 - 248 pages
...barrel. How much did he make ? 6. If a train runs 315 miles an hour, how long will it take the train to run from Buffalo to Omaha, a distance of 1045 miles?...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... | |
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