\fdO'^ - Old Forge Coal Mines

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Arithmetic, - CONTENTS Algebra, Logarithms, Geometry and Tri onometry. Elementary Mechanics, Hydromechanics, Pneumatics, Strength of Materials, Surveying, - Answers to Questions Answers to Questions Answers to Questions Answers to Questions Answers to Questions Answers to Questions Answers to Questions Answers to Questions Land - Surveying, Answers to Questions Railroad Location, Answers to Questions Railroad Construc- tion, - Railroad Construe tion, - Track Work, Railroad Struc tures. Answers to Questions NOS. - Answers to Questions 813-872 281-289 Answers to Questions 873-94G 291-297 Answers to Questions 947-1016 299-304
Page 1 and 2: \fdO'^ x\\{: f i ( ':\ ^i > ;v\;V -
Page 3: c c c tec C €
Page 8 and 9: ( W v. 5 Copyright, 1897, by The Co
Page 13 and 14: (1) See Art. 1. (2) See Art. 3. (3)
Page 15 and 16: ARITHMETIC. only 5 tens remain. 3 t
Page 17 and 18: ARITHMETIC. 6 the 2 thousands. 7X0
Page 19 and 20: ARITHMETIC. 7 If the tools are wort
Page 21 and 22: Again, ARITHMETIC. 9 6x8x4xl _ 8X3X
Page 23 and 24: ARITHMETIC. U 4 X 60 X 5 X ;0 )i< 1
Page 25 and 26: ARITHMETIC. 13 If a mechanic earns
Page 27 and 28: ARITHMETIC. (24) (a) 1034 5 76 W (c
Page 29 and 30: ARITHMETIC. 17 (36) The value of a
Page 31 and 32: ARITHMETIC. 19 o£ the fraction by
Page 33 and 34: ARITHMETIC. 21 fractions to fractio
Page 35 and 36: ARITHMETIC. 23 . . 845 15 12,G75 to
Page 37 and 38: ARITHMETIC. 25 (57) To reduce the f
Page 39 and 40: ARITHMETIC. ,,. 40.6 + 7.1 X (3.029
Page 41 and 42: ARITHMETIC. 29 (63) 231) 1789 2.000
Page 43 and 44: ARITHMETIC. 31 (e) 872.1 -(.8721 +
Page 45 and 46: (68) In addition of decimals the de
Page 47 and 48: 7 16
Page 49 and 50: ARITHMETIC. 37 13.2 5 6.9 37 5 - 7.
Page 51 and 52: ARITHMETIC. (QUESTIONS 76-167.) (76
Page 53 and 54: ARITHMETIC. 41 1.15)5500.0000(4782.
Page 55 and 56: ARITHMETIC. 43 If 65^ = $4,810, l^
Page 57 and 58: ARITHMETIC. 45 Explanation.—There
Page 59 and 60: ARITHMETIC. 47 Explanation.—We be
Page 61 and 62:
d.
Page 63 and 64:
ARITHMETIC. 61 yards, we have 1 yar
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1892
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ARITHMETIC. 55 gi. Reducing the fra
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u.
Page 71 and 72:
ARITHMETIC. 69 2 qt. under the 1 qt
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338 51.5 6 25 1 81.25 ARITHMETIC. 6
Page 75 and 76:
L ARITHMETIC. 63 (122) (a) 753' = 7
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ARITHMETIC. 66. {c) A fraction may
Page 79 and 80:
ARITHMETIC. 67 (c) l' = lxlXlXlXlXl
Page 81 and 82:
ARITHMETIC. 69 /,x /1V_1 ,1 , 1_ 1X
Page 83 and 84:
ARITHMETIC. 71 (a) {a) 3 |/9'0 O'O
Page 85 and 86:
(^) ^ ARITHMETIC. 73 |/.00'12'2 5 =
Page 87 and 88:
ARITHMETIC. 76 Explanation.— (1)
Page 89 and 90:
ARITHMETIC. 77 (^) 7 49 f .373'248
Page 91 and 92:
(135) ARITHMETIC. 1Q 1 1 12 2 .^3.0
Page 93 and 94:
(^) ARITHMETIC. 81 2 4 f8'0 3 6'0 5
Page 95 and 96:
ARITHMETIC. &3 {d) y I = ? I = .375
Page 97 and 98:
(140) (^) 1^ = /72. ARITHMETIC. 85
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ARITHMETIC. 87 1 1 -^^2.4 4 9'4 8 9
Page 101 and 102:
(^) ARITHMETIC. 89 8 6 4 v'.5 2 3'G
Page 103 and 104:
(146) -r : 5 :: 27 : 12.5. (147) AR
Page 105 and 106:
ARITHMETIC. 93 (158) Taking the dim
Page 107 and 108:
ALGEBRA. (QUESTIONS 168-217.) (168)
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ALGEBRA. y7 {c) 16x* — Sx*y* + xy
Page 111 and 112:
ALGEBRA. 99 (6) So* -\- 2alf + 4(^'
Page 113 and 114:
ALGEBRA. 101 Canceling common facto
Page 115 and 116:
(d) ALGEBRA. 103 Removing the paren
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ALGEBRA. 105 (198) a» - a» - 2a -
Page 119 and 120:
ALGEBRA. 107 l^ + U- 6c- 3d — lla
Page 121 and 122:
ALGEBRA. 109 (3 4- 2x){2 4- ;r) - (
Page 123 and 124:
a^j^ac-\-^ ALGEBRA. Ill a" - "lac {
Page 125:
(^) 2(1 + .t-) 2(1-^-) ALGEBRA. 113
Page 128 and 129:
116 ALGEBRA. Transposing, we have F
Page 130 and 131:
118 ALGEBRA. (226) Sum = 13v^. Ans.
Page 132 and 133:
130 ALGEBRA. Completing the square,
Page 134 and 135:
122
Page 136 and 137:
124 ALGEBRA. {d) {a' + xy = x' = Aa
Page 138 and 139:
126 ALGEBRA. Clearing of fractions,
Page 140 and 141:
128 ALGEBRA. (tx X (r) am — b 7-
Page 142 and 143:
130 ALGEBRA. , ,v J L - Z. ^^ 4^ Qx
Page 144 and 145:
133 ALGEBRA. V'siz^. Ans. (c) ^\/xy
Page 146 and 147:
134 ALGEBRA. (c) 9x' - 12x = 21. Di
Page 148 and 149:
186 ALGEBRA. Substituting the value
Page 150 and 151:
138 LOGARITHMS. (260) (a) Apply rul
Page 152 and 153:
140 LOGARITHMS. (263) Apply rule, A
Page 154 and 155:
142 LOGARITHMS. next greater mantis
Page 157 and 158:
Geometry and Trigonometry. (QUESTIO
Page 159 and 160:
GEOMETRY AND TRIGONOMETRY. 147 (288
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GEOMETRY AND TRIGONOMETRY. 149 A £
Page 163 and 164:
Page 165 and 166:
GEOMETRY AND TRIGONOMETRY. 153 Tan
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GEOMETRY AND TRIGONOMETRY. 155 BC=
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Page 171 and 172:
GEOMETRY AND TRIGONOMETRY. 155> (33
Page 173 and 174:
sq. GEOMETRY AND TRIGONOMETRY. 161
Page 175 and 176:
Page 177 and 178:
ELEMENTARY MECHANICS. (355) (QUESTI
Page 179 and 180:
(366) ELEMENTARY MECHANICS. 167 See
Page 181 and 182:
ELEMENTARY MECHANICS. (381) See Fig
Page 183 and 184:
[ ELEMENTARY MECHANICS. 171 (385) {
Page 185 and 186:
ELEMENTARY MECHANICS. 173 (392) W U
Page 187 and 188:
ELEMENTARY MECHANICS. 175 (405) Use
Page 189 and 190:
ELEMENTARY MECHANICS. 177 (417) No.
Page 191 and 192:
ELEMENTARY MECHANICS. 179 The cente
Page 193 and 194:
at C^. . Connect ELEMENTARY MECHANI
Page 195 and 196:
ELEMENTARY MECHANICS. 183 (b) 2,400
Page 197 and 198:
ELEMENTARY MECHANICS. 185 (446) 900
Page 199 and 200:
HYDROMECHANICS. (QUESTIONS 454-503.
Page 201 and 202:
HYDROMECHANICS. 189 In the table/ =
Page 203 and 204:
(467) HYDROMECHANICS. 191 Use formu
Page 205 and 206:
HYDROMECHANICS. 193 (476) (a) 1 cu.
Page 207 and 208:
HYDROMECHANICS. 195 ^-J '^gh _J ^X
Page 209 and 210:
HYDROMECHANICS. 197 .03617 X 24 X 1
Page 211 and 212:
HYDROMECHANICS. 199 By formula 30,
Page 213 and 214:
PNEUMATICS. (QUESTIONS 504-553.) (5
Page 215 and 216:
PNEUMATICS. 203 Therefore, 7"== —
Page 217 and 218:
(527) PNEUMATICS. 205 See Art. 1043
Page 219 and 220:
I>NEtJMATlC^. 20'}'
Page 221 and 222:
STRENGTH OF MATERIALS. (QUESTIONS 5
Page 223 and 224:
STRENGTH OF MATERIALS. 211 Hence, f
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STRENGTH OF MATERIALS. 213 (572) Se
Page 227 and 228:
(575) STRENGTH OF MATERIALS. See Ar
Page 229 and 230:
STRENGTH OF MATERIALS. 217 F^ = 2,0
Page 231 and 232:
STRENGTH OF MATERIALS. 219 In Examp
Page 233 and 234:
STRENGTH OF MATERIALS. 221 (586) He
Page 235 and 236:
STRENGTH OP MATERIALS. 223 (594) (a
Page 237 and 238:
STRENGTH OF MATERIALS. 2-25 c d f.
Page 239 and 240:
STRENGTH OF MATERIALS. 227 Tzd' {c)
Page 241 and 242:
STRENGTH OF MATERIALS. 229 F^. Choo
Page 243 and 244:
STRENGTH OF MATERIALS. 231 (612) Us
Page 245 and 246:
SURVEYING. (QUESTIONS 614-705.) (61
Page 247 and 248:
SURVEYING. 235 with radii equal to
Page 249 and 250:
SURVEYING. 237 the triangle. Join t
Page 251 and 252:
SURVEYING. 239 The first magnetic b
Page 253 and 254:
(643 (644 SURVEYING. Ui See Art. 12
Page 255 and 256:
^ 64*^^^ SURVEYING. US Assume the s
Page 257 and 258:
(656) (657) (658) (659) (660) See A
Page 259 and 260:
SURVEYING. 247 this angle by 5, the
Page 261 and 262:
SURVEYING. 249 bisect the angle A a
Page 263 and 264:
SURVEYING. 251 fraction so small th
Page 265 and 266:
SURVEYING. 253 The difference of th
Page 267:
(TOO) 1.745 ft. X 3 = 5.235 ft., SU
Page 270 and 271:
258 LAND SURVEYING. (722) (723) (72
Page 272 and 273:
260 LAND SURVEYING. headings, but r
Page 274 and 275:
262 LAND SURVEYING. Taking the firs
Page 276 and 277:
264 LAND SURVEYING. The total latit
Page 278 and 279:
266 LAND SURVEYING. ^ rr Ix tfl M.2
Page 280 and 281:
268 (748) LAND SURVEYING. See Art.
Page 282 and 283:
270 RAILROAD LOCATION. (776]
Page 284 and 285:
272 RAILROAD LOCATION. degree of th
Page 286 and 287:
274 RAILROAD LOCATION. of the paral
Page 288 and 289:
276 RAILROAD LOCATION. (801) (802)
Page 290 and 291:
278 RAILROAD LOCATION. curve (which
Page 293 and 294:
RAILROAD CONSTRUCTION. (813) (814)
Page 295 and 296:
RAILROAD CONSTRUCTION. 283 Art. 146
Page 297 and 298:
RAILROAD CONSTRUCTION. 285 (850) Th
Page 299 and 300:
RAILROAD CONSTRUCTION. 287 120 = 12
Page 301:
RAILROAD CONSTRUCTION. 289 yards. A
Page 304 and 305:
292 RAILROAD CONSTRUCTION. (879) (8
Page 306 and 307:
294 RAILROAD CONSTRUCTION. (902) Th
Page 308 and 309:
296 RAILROAD CONSTRUCTION. (927) Mu
Page 311 and 312:
(947) TRACK WORK. (QUESTIONS 947-10
Page 313 and 314:
TRACK WORK. 301 degree of the given
Page 315 and 316:
TRACK WORK. 303 ( 1 003) This examp
Page 317 and 318:
RAILROAD STRUCTURES. (QUESTIONS 101
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RAILROAD STRUCTURES. 307 given in A
Page 321:
RAILROAD STRUCTURES. 309 find that
Page 327 and 328:
C^J < c crccjcc ca c < c c:
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