11.87 rounded to the nearest whole number = 12
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The factors of 1187 are: 1, 1187. 1187 is a prime number.
1187 = MCLXXXVII
1187 is not evenly divisible by 9.
92 or, 457 or 458, 822 or 823, 1187 or 1188, 1552 or 1553 and so on.
792 feet is a measure of length, not area. Therefore the width of the bricks is irrelevant. The question is simply about the number of 8-inch bricks that, when lined up, form a line that is 792 feet long. The answer is 792*12/8 = 1188 bricks. This assumes that 1187 thicknesses of cement between the bricks have no effect!