This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1902 Excerpt: ...runs at an average speed of 30 mi. per hour, what is the average speed of the slower train? 31. How many feet of boards 1 in. thick can be sawed from a log 16 ft. X 18 in. X 18 in., allowing of an inch waste on each cut? 32. A coal dealer bought 150 tons (2240 lb.) cf coal at $3.75 per ton; if he retailed it at $0.28 ...
Read More
This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1902 Excerpt: ...runs at an average speed of 30 mi. per hour, what is the average speed of the slower train? 31. How many feet of boards 1 in. thick can be sawed from a log 16 ft. X 18 in. X 18 in., allowing of an inch waste on each cut? 32. A coal dealer bought 150 tons (2240 lb.) cf coal at $3.75 per ton; if he retailed it at $0.28 per 100 lb., find his profit. 33. Susquehanna granite is 2.704 times as heavy as water; what is the weight of a block that is 4 ft. long, 2 ft. 6 in. wide, and 1 ft. 9 in. thick? 34. A farmer drills his corn in rows 2f ft. apart; how many rods in the width of a field that contains 160 roway the outside ones being 1 yd. from the fence? 35. A dealer bought chestnuts at $2.40 a bushel and retailed them at 10 cents a quart; find his gain on a bushel, if there was a loss of one quart in retailing. 36. An article was bought in England for 4 shillings 6 pence; what was its cost in U. S. money? 37. A high wind that has a velocity of 30 miles per hour exerts a force of 4.428 lb. per square foot; what force would such a wind exert on a tight board fence 80 yd. long and 6 feet high? 38. The average annual fall of rain and melted snow in Philadelphia is 39.8 inches; find to the nearest gallon the quantity that falls on an acre. 39. The rate of postage on first class mail matter in the U. S. is two cents per ounce or fraction thereof; find the cost of sending by mail a sealed letter weighing 5 ounces. 40. The fastest regular trains between Washington and New York on the Baltimore and Ohio R. R. make the run of 225.3 mi. in 5 hours. Deducting 12 minutes for the Jersey City Ferry and 10 minutes for the Canton Ferry, find the average speed of these trains per hour to the nearest tenth of a mile. 41. If it requires 1 lb. of barbed wire of a certain...
Read Less
Add this copy of Essentials of Arithmetic to cart. $31.00, very good condition, Sold by Bradley's Books rated 4.0 out of 5 stars, ships from Florence, CO, UNITED STATES, published 1915 by GINN.
