36. A man bought a building lot for $625 and sold it so as to gain 8%. For what price did he sell it?

37. What per cent is gained on a sale of goods that cost of the selling price? of the selling price? of the selling price?

38. What per cent is lost on a sale of goods at of the cost? At of the cost?

the cost? At half price?

At of

39. If half of a stock of goods valued at $5000 is damaged so as to be sold at a loss of 20%, for what must the balance be sold so that there may be a net gain of 5% ?

40. What is the interest of $200 for 6 months, at 6%? What is the amount for 1 month? For 12 days? For 15 days?

41. At 7% what is the interest of $100 for 3 years? What is the amount for 5 years?

42. What is the amount of $250 for 4 years and 2 months at 6% ? At 8% ? At 3% ? At 4% ?

43. What is the difference between the amount of $100 on interest 6 years at 5%, and the amount of $125 on interest 2 years at 3% ?

44. What is the amount of $225 for 2 years at 4% ?

45. Find the amount of $350 for 2 years and 6 months, at 8%. At 6%. At 4%. At 3%.

46. At 6%, what is the interest of $70 for 2 years, 9 months?

47. At 8%, what is the interest of $1000 for 1 year, 3 months? At 5%? At 7%? At 4% ?

48. A 6 months note, made June 1, 1894, was discounted at a bank Sept. 1, 1894. What was the discount, if the note was drawn for $300, interest 6%? What were the avails if the note

was for $600 ?

49. A broker had a note of $1000 due in 4 months at 6%, discounted at a bank. The avails he invested in securities that earned him 1% a month. How much had he gained at the time the note became due?

50. A coal-dealer paid $37.50 premium for insurance on a cargo of coal worth $10000. What was the rate?

51. If property worth $7500 is insured at of its value, what is the premium at 11%? If damaged by fire to the extent of 20% of its value, how much does the insurance company lose?

52. A man pays $40 annually for an endowment insurance of $1000, maturing in 25 years. What is the amount paid in premiums if he lives until the policy is due? How much more than he has paid will his family receive if he dies 10 years after taking out the policy?

53. The assessment upon the property of a certain town at 11% is $12 000. What is the valuWhat is the property actually

ation of the town?

worth, if assessed at

the tax bill of John

of its real value? What is Lambert, who owns a house

actually worth $6000? How much is Enoch Harley's tax, if he owns property that is really worth $4500? What will be the taxation for each of these persons in the succeeding year, if the rate is raised 25%? What is the rate of taxation, if reduced 20% ?

54. A man bought stock at a discount of 2% and sold it at an advance of 2%, paying his broker the usual commission of %. How much did he gain on 100 shares?

55. A man purchases 48 shares of stock at 871 and sells it at 88. If he pays his broker a commission of % how much does he gain or lose?

56. A man purchases U. S. 4% bonds at a premium of 5%, for $4200. How many bonds of $1000 each does he purchase?

57. Is it a better investment to purchase 5% bonds at par or 6% bonds at a premium of 20% ? If the bonds mature and are paid at the end of 20 years, what would be the difference in value of A's investment of $6000 in 5's, and B's of $6000 in 6's?

58. A bill of goods and 10% costs $180. the goods?

purchased at discounts of What was the list price of

59. Goods listed at $500 are sold at discounts of 50%, 20%, and 5%. The purchaser pays $50 cash and gives a 30 days' note for the balance. What is the face of the note.

60. If I invest $4000 for 5 months, how much ought my partner to invest for 4 months that our shares may be equal?

61. A and B engage in trade. A furnishes $3000 for 8 months, and B $4000 for 4 months. They lose $400. What is the loss of each?

62. What is the diameter of a tree whose circumference is 11 feet?

63. How many square rods in a circular park 70 rods in diameter?

64. What is the difference in value of a field 30 rods square, and 2 fields each 20 rods square, if the land is worth $16 a square rod?

65. How many days from July 19, to October 5? 66. If 6 men can do a piece of work in 12 days, how long will it take 12 men to do the same work?

67. What is the square root of 169?

68. What is the cube root of 729 ?

For Tables of Weights and Measures see pp. 123-126.

69. If I sell a horse for $105, and gain 163%, what did the horse cost?

70. How many hours from 9.30 last evening to 4.15 this afternoon?

71. How would you find the circumference of a circle from its area?

72. Take 10, add 2, square it, add 16, divide by 5, add 4, find the square root. What is the result?

73. A farmer leaves 100 barrels of apples with a commission merchant, to be sold at $3 a barrel. If the rate of commission is 5%, how much does the merchant pay the farmer after the apples are sold?

74. What profit does a dealer make on 5 reams of paper, bought at $1.50 a ream and sold at $0.10 a quire?

75. How many acres in a field 32 rods long and 20 rods wide?

76. What is the volume of a cube whose height is 11 inches?

77. Sold a lot of land for $450, losing 16%; what did the land cost?

78. How many days from January 25 to March 4, 1896 ?

79. What is the value of gross of pencils worth $0.30 a dozen?