ANSWERS TO PROBLEMS 257 



CHAPTER XVII 



802. 7i 803. 4H. 805. 53i 808. 47 feet, 8 inches. 811. 

 1,620. 812. 3,000. 813. 5 feet 2 inches. 814. 5 feet 10 inches. 

 815. 115. 816. 5 feet. 817. 30. 818. 8 feet 6 inches. 819. 7 feet 

 7 inches. 820. 200. 821. 288. 822. 33. 823. 60. 824. 2. 

 825. 3. 826. 1,100. 827. $7.80. 828. 17 cents. 829. 20.4 cents. 

 830. 21 cents. 831. 20.8 cents. 832. $58.40. 833. $36.50. 836. 

 1.96 acres. 837. 800. 838. 2.37. 839. 3.32. 840. 17.50. 841. 

 4.59. 842. 12.91. 843. 10.37. 844. 10.00. 845. 6.68. 846. 

 2.76. 847. 14.54. 848. 1.10. 849. 15.49. 850. 78.44. 



CHAPTER XVIII 



851. 2.2. 852. 6.9. 853. 9; 4.5 when tamped. 854. 3; 0.8 

 cubic yards. 855. 0.5 cubic yards. 857. 3; 5.5. 858. 1,300 feet. 

 859. 10.2 cubic yards exclusive of foundation. 860. 2.8 cubic 

 yards for roof and ends. 861. 154 cubic yards. 862. 3.4 Cubic 

 yards; 3.3 cubic yards. 864. 15.4 sacks; 16 cubic yards; 3.3 cubic 

 yards; 12.6 sacks; 1.7 cubic yards; 3.4 cubic yards. 865. $13.89. 

 866. $11.90. 867. 680 sacks. 868. 11.5 sacks. 



