14. 75 cwt. nitre, 12.5 cwt. charcoal, 12.5 cwt. sulphur. 16. 98. 17. 3 hrs. 36 m. 15. 23 in. 18. 61969 days. 68. 68. 0021814. 69. 1.4142135; 1.259921. 71. 2.571281599. 72. 3.0365889721. 119. 70. 1.79256. 73. 1912931182. 74. 10921227. 75, 10000. 76. 12000. 77. 74. 78, £702.98. 79. 51 square feet, 11 rectangles of 1 foot x 1 in. and 4 square in, 80. 5 sq. ft. 7 (ft. x in.) 1 sq. in. 6 (in. x line) 8 sq. lines. 81. 30.479. 82. 57 sq. feet, 2 (ft. x in.) 2 sq. in. 3 (in. × line) 11 sq. lines. |