7. How many grams in 6 lb. Troy? In 6 lb. Avoir.? 8. How many square metres of plastering in a room 18 ft. 6 in. long, 14 ft. wide, and 9 ft. 6 in. high? 9. Bought 454 bu. of wheat, at $3 a bushel, and sold the same at $8.75 per hektoliter; how many hektoliters did I sell? Did I gain or lose, and how much? 10. Find the weight of a barrel of flour (196 lb.) in Kg. 11. Find the cost of a carpet for a room 10.5 m. long and 8.4 m. wide, if the carpeting is 84 cm. wide and costs $2.75 a meter. 12. What is the cost of a building lot 75 m. long and 62 m. wide, at $40 an ar ? 13. What will be the cost of a pile of wood 15.7 m. long, 3 m. high, and 7.52 m. wide, at $1.50 a ster? 14. How many meters of shirting, at $.18 per m., must be given in exchange for 250 Hl. of oats, at $1.20 per Hl.? 15. A lady bought 40.5 m. of silk in Paris. What would be its value in Boston, at $4.75 per yard? 16. How many sters of wood can be piled in a shed 8.5 m. long, 5.8 m. wide, and 4.2 m. high? Find its value, at $3.25 a cord. 17. A farmer sold 540 Hl. of wheat, at $2 a bushel, and invested the proceeds in coal at $7 a ton. How many tons did he buy? 18. Find the cost of excavating a cellar 18.3 m. long, 10.73 m. wide, and 3.4 m. deep, at 20 cents a ster. 19. If a field produces 40 Hl. of oats to the hektar, how many bushels is that to the acre? 20. How many liters will a cistern hold that measures on the inside 5.5 ft. long, 4 ft. 6 in. wide, and 4 ft. deep? 21. A dray is loaded with 60 bags of grain, each bag holding 8 Dl.; allowing 75 K. of grain to the hektoliter, what is the weight of the load in metric tons? FRENCH AND SPANISH MEASURES. 509. The old French linear and land measures are used quite generally in Louisiana and in other French settlements in the United States. TABLE. 12 Lines = 1 Inch. 12 Inches = 1 Foot. 6 Feet = 1 Toise. 32 Toises 1 Arpent. 1024 Square Toises 1 Square Arpent. The French foot equals 12.79 inches, American meas., nearly. The Arpent is the old French name for Acre, and contains very nearly of an American acre. EXAMPLE.-A sugar plantation on Bayou Teche, La., has a frontage on the bayou of 17 arpents 11 toises 4 ft. 8 lines, and a depth of 184 arpents 22 toises 3 feet between parallel lines. What is the area in French measure? What is the equivalent in American measure? 3237 sq. arpents 354 sq. toises 20 sq. ft. 24 sq. in. Ans. Equiv. in Am. meas., 3083 A. 73 P. 73 sq. yd. 510. In Texas, New Mexico, and in other Spanish settlements of the United States, the following denominations of Spanish land measure are almost universally used, outside of incorporated cities, for measuring lands: The Spanish foot = 11.11+ in. (Am.); 1 Vara = = 100 Yards; and 1900.8 Varas 1 mile. 33 in.; 108 Varas 'La-bor'" in above tables is accented on the last syllable. EXAMPLE. A Spanish grant in Texas has a front on the Nueces River of 31 lea., with a depth between parallel lines of 12 lea. on the north boundary line, and of 12 lea. 350 varas on the south boundary line. What is the area in Spanish measure? What is the equivalent in American measure? Ans. 42 leagues 3 la-bors' 62500 sq. varas. Equiv. Amer. meas., 291 sq. mi. 295 A. 44 sq. rd. 19 sq. yd. 3 sq. ft. 34.56 sq. in. 511. The following Table shows the lengths and number of nails to the pound : 5 lbs. of 4d. or 3 of 3d. will put on 1000 shingles. 5 lbs. of 3d. fire blued will put on 1000 laths, 4 nails each. 512. TABLE.-Prepared from information received from the Secretaries of the several States and Territories, showing in the first column the legal rate of interest in the different States and Territories. 1. When the rate is not specified in accounts, notes, mortgages, contracts, etc., the legal rate is always understood. 2. In the above table, where two rates are specified, any rate above the lower, and not exceeding the higher, is allowed by law, if stipulated in writing. 3. The above are liable to be changed at any time by the Legislatures of the respective States. 513. TABLE.-Showing the simple interest of $1, or the number of hundredths to be taken of any principal, at 5, 6, 7, and 8%, for years, months, and days: 7.00097 .00116 .00136 .00155 22 .00305 .00366 .00427.00488 8.00111.00133 .00155 .00177 23 .00319 .00383 .00447 .00511 24 .00333 .00400 .00466 .00533 9.00125.00150.00175.00200 10.00138 .00166 .00194 .00222 25 .00347.00416.00486 .00555 11.00152.00183.00213 .00244 26 .00361 .00433 .00505.00577 12.00166 .00200.00233 .00266 27.00375 .00450.00525 .00600 13.00180.00216.00252 .00288 28 .00388 .00466 .00544.00622 29 .00402.00483 .00563 .00644 14 .00194 .00233.00272.00311 15.00208 .00250.00291 .00333 To find the interest of any given principal, at any rate and time given in the above table: Multiply the given principai by the interest of one dollar as expressed in the table. |