Vocational Mathematics, by William H. Dooley ...

amperes boiler bolt called cast iron cents circuit circular mils circular pitch circumference column copper cost cotton countershaft cubic foot cylinder decimal denominator diam diametral pitch distance divide divisor drill driving electricity engine equal EXAMPLES factors feet figure Find the number Find the weight formula fraction gear given number greatest common divisor hole horse power hypotenuse lathe lead screw least common multiple length machine mantissa measure metal multiply necessary number of revolutions number of teeth number of yards ohms ounce piece pipe piston pitch diameter plate pulley pump quantity quotient ratio resistance revolutions per minute rivet roof shaft sheet shingles side specific gravity spindle square inch steam steel subtract tank tensile strength thick threads per inch tooth triangle tube Twaddell scale units voltage volts weight in grains wire worsted yarn yarn