An Arithmetic for Preparatory Schools High Schools And Academies
The book An Arithmetic for Preparatory Schools High Schools And Academies was written by author Charles a Charles Austin Hobbs Here you can read free online of An Arithmetic for Preparatory Schools High Schools And Academies book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is An Arithmetic for Preparatory Schools High Schools And Academies a good or bad book?
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784 67. 2i f and the area 35 2. 78 f one ro ^ f P a P er 1160 3. 75)67. 20(17+ $18. 98 is 3 - 75qm - It will require as ggg 375 many rolls as 3. 75*i m is con- 81~20 2970 tained times in 67. 2*i m, which -. / 2625 equals 17 and a fraction. But o AK a fraction of a roll is never 67 osq m 345 sold ; hence it is necessary to 18 rolls k u }' ^ rolls. If 1 roll costs 90 cts. , 18 rolls cost 18 times 90 cts. , which equals $16. 20. The border runs around the room, and its length equals the perimeter ...of the room. If 1 meter costs 12 cts. , 23. 2 m cost 23. 2 times 12 cts. , which equals $2. 78. The entire cost is the sum of $16. 20 and $2. 78, which equals $18. 98. EXAMPLES. 1. How many rolls of paper, 7-J- yd. Long and 18 in. Wide, will be required for a room 26 ft. Long, 20 ft. 6 in. Wide, and 9 ft. 4 in. High, deducting 17 sq. Yd. For doors and windows ? 138 ARITHMETIC. 2. How many rolls of paper, 8 m long and 45 cm wide, will be required for a room 7. 8 m long, 5. 4 m wide, and 3 m high, deducting 21 8qm for doors and windows ?
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