85. If the above sash weighs 14 lb., how many and what weights are necessary to hang the window?

Note. - A window as described above consists of two sashes.

86. How much siding will be necessary to side a house 32' X 40' X 18' high, if there are 24 window openings 3' X 7' and 4 door openings 3' 6"X8', allowing \ of the net area for waste?

87. A board is 10' long and 16" wide. How many feet are there in it ?

88. A board is 18' long and 7" wide. How many feet are there in it?

89. A plank is 16' long, 14" wide, and 2" thick. How many feet B. M. are there in it?

90. A took a contract to build a desk for $17.50. He hired B and C to help him, paying them 10 and 8 per hour, respectively. A worked 24 hr., and B and C 20 hr. each. The material cost $6.75. What was A's share?

91. What did B and C each receive?

92. A pitch roof is 24' long, with rafters set 2' to centers. How many rafters are there in the roof?

93. If the above rafters are 2" X 6" X 15' long, how many feet will have to be ordered to furnish them ?

Note. - In ordering framing material of the above nature, it is customary to order the number of pieces needed ; thus the waste will be the difference between the neat length and the length purchased.

94. A table top is 6' 4 1/2" long, 3' 2" wide, and 1 1/4" thick. How much surface has it?

95. Allowing 1/4 waste, how much lumber was cut in getting the stock out for the above table top? Give measurement to the nearest foot.

96. Students A and B receive the same pay, and are given a job together, with A as foreman, who does 2/3 of the work, as B shirks his share. A, as foreman, gets credit for doing only 1/2 of the work. What is his duty as foreman ? What is his duty to himself, and his financial loss?

97. A board is 14" long and 21" wide. How many feet are there in it?

Note. - Anything less than 1" in thickness is usually called a board ; anything over 1", a plank. Where no thickness is given, 1" is assumed.

98. A plank is 12' long, 9" wide, and 1 1/4" thick. How many feet are there in it ?

99. A plank is 14'long, 19" wide, and 1 1/2" thick. How many feet are there in it ?

100. A board is 12' long, 15" wide, and 3/4" thick. How many feet are there in it?

101. How many shingles laid 4 1/2" to the weather will be needed to cover a pitch roof which is 50' long, with rafters 14' in length?

Note. - Shingles are generally put up in bundles of 200, 250, or 500 ; 1000 shingles means the equivalent of 1000 shingles 4" wide, though the shingles maybe of any width ; if the bales are full, they will measure 4000" in width per M. As about 25 per cent are thrown out, or wasted at the hips and valleys, it is customary to figure that 1000 shingles will cover a square if laid 4 1/2" to the weather. As this is an average exposure, these quantities are usually figured as suiting nearly all pitches and exposures.

102. If 1000 shingles were all perfect and all laid 4}" to the weather, with no waste, how much surface would they cover?

103. A, B, and C divide equally the money they receive for doing a job which requires 12 hours' work from each. Their usual pay is 9 per hour, but in this case it was increased \. How much did each receive ?

104. If an irregularly shaped room is 50' upon one side, 20' upon another, and 15' upon each of the others, how many feet B. M. will be necessary to cover the floor, allowing \ waste?

105. If a person, standing, occupies a space 20" X 20", how many people can stand in a hall which is 60' X 90' ?

106. A scantling is 2" X 6" X 14'. How many feet B. M. has it?

107. A scantling is 2" X 4" X 16'. How many feet B. M. has it ?

108. A joist is 2" X 8" X 16'. How many feet B. M. has it?

109. Measure the sight of glass of the windows of a given side of the shop, and give total width of the sight of each window.

110. If a man lays 4 squares of floor a day, how long will it take him to lay a floor 75'X 160'?

111. The rafters of a pitch roof are 14' long, and the roof is 28' long. How many shingles will it take to cover it?

112. Allowing 4 lb. of nails per M, how many nails will it take to lay the above roof?

113. How much will it cost to lay the above roof, if the shingles cost $2 per M and the nails 3 1/2 per pound, and if the work is done by a man who lays 2000 shingles a day and receives $2 per day for his labor ?

114. If a door is 2' 8" X 6' 8", and a rebate of 1 /2" is allowed for the top and two sides, how many square feet are there in the opening?

115. Give total widths of the glass of the windows of a given side of the shop.

116. Give total width of the windows of a given side of the shop between stop beads.

117. How much wider is the sash than the total width of the glass ?

118. If A receives 8 per hour, and B 7 , how much does each make on a job for which they receive the total sum of $13.50? The stock costs $4.50, and they each work the same number of hours.

119. How many square feet of siding will it take to cover one side of a barn 40' long X 18' high, allowing 1/4 waste?

120. It takes a student 36 hr. to do a piece of work. If he spends 1 1/2 hr. a day, how many days will it take him to finish it?

121. A board fence 8' high is to surround a piece of land 60' X 100'. How many feet of lumber will it take, if two 2" X 6" rails are used ? Give itemized answer.

122. Allowing a space of 8 sq. ft. to each person for aisles, etc., how many people can be seated upon a floor 60' X 90' ?

123. Allowing 20 lb. per square foot for a dead load, and 150 lb. for each person present, as in question 122, what weight do the walls of the building have to carry?

124. Measure a piece of furniture for a packing box, allowing §" in length, width, and height for packing.

125. Make out a stock list for the above box, and estimate the cost of material.