12. What is the weight of 10 packages of crockery, averaging in English Avoirdupois weight, 7 cwt. 26 lb. 7 oz. 9 dr. ? Ans. 3 T. 12 cwt. 40 lb. 11 oz. 10 dr. 13. Find the contents of 9 bbl., averaging 40 gal. 1 qt. 1 pt. 1 gi. Ans. 363 gal. 2 qt. 1 pt. 1 gi. 14. How much castor-oil in 50 bottles averaging 3 f3 2f3? Ans. 1 Cong. 2 0.2 f3 4f3. 15. How much wheat in 19 sacks, averaging 1 bu. 3 pk. 7 qt. 1 pt.? Ans. 37 bu. 2 pk. 6 qt. 1 pt. 16. Multiply 75° 45′ 25" by 7. Ans. 1 C. 170° 17′ 55′′. 17. Calling a solar year 365 da. 5 hr. 48 min. 50 sec., how much time is there in 18 solar years? Ans. 6574 da. 8 hr. 39 min. 18. How much molasses in 25 casks, if each cask contains Ans. 1534 gal. 1 qt. 1 pt. 61 gal. 1 qt. 1 pt. ? 19. If one silver spoon weighs is the weight of two dozen? 20. If a man travels at the 3 oz. 15 pwt. 13 gr., what Ans. 7 lb. 6 oz. 13 pwt. rate of 22 m. 7 fur. 32 rd. 4 yd. per day, how far can he travel in 56 days? Ans. 1286 m. 5 fur. 32 rd. 4 yd. 21. How many bushels of wheat will 12 acres produce, if one acre produces 30 bu. 3 pk. 7 qt. 1 pt. ? Ans. 371 bu. 3 pk. 2 qt. 22. How much cloth will it take for 16 suits of clothes, if it takes 8 yd. 14 qr. for one suit? Ans. 135 yd. 23. If one load of wood measures 117 cu ft. 110 cu. in., how much will 40 loads of the same size measure? Ans. 36 cd. 74 cu. ft. 944 cu. in. 24. If a quarter of beef weighs 216 lb. 7 oz., how much will 4 quarters weigh? Ans. 865 lb. 12 oz. 25. If the daily motion of the moon is 13° 10′ 35′′, how much is it in 15 days? Ans. 197° 38′ 45′′. EXAMPLE 2.—At £1 10s. 6d. per yd., how many yards of broadcloth can be bought for £7 12s. 6d. ? To find any required part of a simple or compound denominate number, we have RULE I.—Find the required part of each simple denominate number composing the dividend, reducing these parts, if necessary, to compound denominate numbers. Then add as in addition of denominate numbers. Or, Then Reduce the dividend to any convenient denominate number, and proceed as in division of integers, or decimals. reduce the result, if desirable, to a denominate number. If we cannot by inspection divide one compound denominate number by another we apply RULE II.-Reduce dividend and divisor to the same denomination, and divide as in integers, decimals, or fractions. 11. If 9 bales of hay weigh 2 T. 7 cwt. 25 lb., what is the average weight? Ans. 5 cwt. 25 lb. 12. If 10 packages of crockery weigh in long ton weight, 3 T. 14 cwt. 3 qr. 12 lb. 11 oz. 10 dr., what is their average weight? Ans. 7 cwt. 1 qr. 26 lb. 7 oz. 9 dr. 13. If 9 barrels hold 363 gal. 3 qt. 1 pt. 2 gi., what is their average capacity? Ans. 40 gal. 1 qt. 1 pt. 2 gi. 14. If 10 sacks contain 39 bu. 2 pk. 6 qt. of wheat, what is their average capacity? Ans. 3 bu. 3 pk. 7 qt. 15. How many town lots containing 28 P. 30 yd. each, can be made of 3 A. 2 R. 19 P. 25.25 yd.? Ans. 20. |