 | Thomas Arnold - Marine insurance - 1822 - 1008 pages
...recommendation of being snorter than the foregoing method of calculation. ft. 34 0 4 To measure Boards. Multiply the length in feet, by the width in inches, and divide by 12: the quotient will be the number of feet. But if the • See the rulei for working' by duodecimals,... | |
 | Frederick Emerson - Arithmetic - 1832 - 344 pages
...cover a roof 45 by 32 feet ? 10. How many clapboards, each covering 46 by 4 inches, are sufficient lor the side of a house 45 by 22 feet ? BOARDS are sold...board is measured thus — Multiply the length in feel by the width in inches, and divide the product by 12; the quotient will be square feet. 11. How... | |
 | Frederick Emerson - Arithmetic - 1844 - 222 pages
...covered, and divide this number by the number of square inches, that one shingle or clapboard will cover. 9. If shingles 4 inches in width be laid so that 6...feet by the width in inches, and divide the product Ay 12; the quotient will be square feet. 11. How many square feet are there in 17 boards, each board... | |
 | Frederick Emerson - Arithmetic - 1849 - 228 pages
...covered, and divide this number by the number of square inches, that one shingle or clapboard will cover. 9. If shingles 4 inches in width be laid so that 6...and divide the product by 12; . the quotient will be square feet. 11. How many square feet are there in 17 boards, each board being 21 feet long, and... | |
 | Frederick Emerson - Arithmetic - 1849 - 228 pages
...covered, and divide this number by the number of square inches, that one shingle or clapboard will cover. 9. If shingles 4 inches in width be laid so that 6...inches, and divide the product by 12; the quotient will be square feet. 11. How many square feet are there in 17 boards, each board being 21 feet long, and... | |
 | Frederick Emerson - Arithmetic - 1852 - 230 pages
...cover a roof 45 by 32 feet ? 10. How many clapboards, each covering 46 by 4 inches, are sufficient lor the side of a house 45 by 22 feet? BOARDS are sold...inches, and divide the product by 12; the quotient will be square feet. 11. How many square feet are there in 17 boards, each board being 21 feet long, and... | |
 | Frederick Emerson - Arithmetic - 1832 - 232 pages
...roof 45 by 32 feet ? 10. How many clapboards, each covering 46 by 4 inch • es, are sufficient ibr the side of a house 45 by 22 feet ? BOARDS are sold...inches, and divide the product by 12; the quotient will be square feet. 11. How many square feet are there in 17 boards, -each board being 21 feet long, and... | |
 | Frederick Emerson - 1853 - 224 pages
...are required to cover a roof 45 by 32 feet ? 10. How many clapboards, each covering 46 by 4 inch es, are sufficient for the side of a house 45 by 22 feet...inches, and divide the product by 12; the quotient will be square feet. 11. How many square feet are there in 17 boards,' each board being 21 feet long, and... | |
 | Admiral Paschel Stone - 1853 - 110 pages
...practice than otherwise. The following are of quite general use : — MEASUREMENT OF BOARDS. RULE. — Multiply the length in feet by the width in inches, and divide the product by 12. The quotient will be the contents in feet. Examples. ' 1. Required the contents of a board 16 ft. long and 8 in. wide.... | |
 | Ezra S. Winslow - Business mathematics - 1853 - 264 pages
...we shall obtain the same result. MENSURATION OF LUMBER. To find the contents of a board. RULE. — Multiply the length in feet by the width in inches, and divide the product by 12 ; the quotient will be the contents in square feet. EXAMPLE. — A board is 16 feet long and 10 inches wide ; how many... | |
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RULE. — Multiply the length (in feet) by the width (in inches) and divide the product by 12 — the result will be the contents in square feet. 
