The revised Grade arithmetic. [With] Answers, Τόμος 2 |
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20 per cent amount annual income annual premium annum banker's discount barrels base bill bought brokerage being charged capital cistern commission cost price CUBE ROOT cubic feet dealer debentures decrease per cent diameter Divide dividend Example express the fraction Find the alteration Find the average Find the discount Find the increase Find what sums fraction decimally gain or lose gain per cent gals given stock grocer guineas height length loss per cent man's share means-If miles money in railway paid parallelogram percentage population present worth profit quarter radius railway stock rate per cent re-invests the money ready money remainder rent selling price side simple interest solid feet square foot square pyramid square yard sum or quantity sum will purchase three per cents three towns tons 5 cwt transaction trapezium true discount usual brokerage week wide yards long دو وو
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Σελίδα 126 - What is the solidity of a hexangular pyramid, the altitude of which is 9 feet, and each side of the base 29 inches ? 3. What is the solidity of a square pyramid, each side of whose base is 30 feet, and whose perpendicular height is 25 feet ? Ans. 7500. 4. Required the solid contents of a triangular pyramid, the perpendicular height of which is 24 feet, and the sides of the base 34, 42, and 50 inches. Ans.
Σελίδα 125 - How many cubic feet of air are there in a room 12 ft. high, 18 ft. long, and 15 ft. 9 in. wide?
Σελίδα 105 - Ireland 7310000. In 1851 the former had increased 8-45 per cent. and the latter had decreased 12'5 per cent. Find the increase per cent. in the population of the whole kingdom.
Σελίδα 105 - This machine lasts 5 years. How much is he by that time the gainer, supposing him to draw 300/. a year for the support of his family } Section 5.
Σελίδα 124 - J/ a pound? 7. What will it cost to paint the walls and ceiling of a room 36 ft.
Σελίδα 105 - An army lost 18 per cent, of its strength by disease and desertion, and then lost 14 per cent, of the remainder in battle ; the number then remaining was 84624 : of how many did the army originally consist ? 5.
Σελίδα 105 - ... 5s. What capital did he begin with ? 26. A person sells out of the 3 per cent, consols at 99, and invests in exchequer bills, bearing interest at the rate of 2\d. a day pelcent., when the bills are at a premium of 7s.
Σελίδα 121 - Ans. 85.825+ feet. 35. Two men travel from the same place — one due east, the other due north. One travels 40 miles the first day, the other 30. What is the nearest distance between them at night ? Ans. 50 miles. 36. A. and B. set out together, and travel in the same direction on parallel courses...
Σελίδα 100 - A $3150, B $6300, and C $15750. 6. A merchant owes a certain sum, £ of which is due in 2 months, ^ in 4 months, £ in 5 months, and the balance in 6 months ; what is the average term of credit ? Ans. 4 months 5 days. 7. A borrowed $2000 for 6 months...
Σελίδα 105 - After washing, by -which process the amount of lead is not diminished, the stuff contains 87-45 per cent. of lead. How much rock was washed away out of 216 tons 5 cwt. of the original stuff?