Find products. Before timing an exercise, copy the problems in

Find quotients. Before timing exercises A, B, C, or D, copy the

TABLES

=

LENGTH

12 inches (in.)

3

= I foot (ft.) feet = 1 yard (yd.)

5 yards, or 16 feet = I rod (rd.)

320 rods, or 5280 feet = 1 mile (mi.)

4 in.; sometimes used in measuring the height of a horse.
6 ft.; used in measuring depth of water.
1.15 mi.; used in measuring distances at sea.

1728 cubic inches (cu. in.) = I cubic foot (cu. ft.)
27 cubic feet = I cubic yard (cu. yd.)

128 cu. ft. It is usually a pile 8 ft. long, 4 ft. wide,

A load of earth = 1 cu. yd. (approximately).

AVOIRDUPOIS WEIGHT

16 ounces (oz.) = 1 pound (lb.)

2000 pounds = 1 ton (T.)

A hundredweight (cwt.)

A long ton

=

= 100 lb.

2240 lb.; used sometimes for material in which there is much waste, such as ores from mines.