## Elementary Technical Mathematics

Let us consider that each wire is of length 3$\frac{3}{4}$ in Length of the roll = 25ft = 25 x 12in = 300in Therefore we need to find wires that can be cut from the 25 ft long roll = 300in $\div$ 3$\frac{3}{4}$ = 300 $\div$ $\frac{15}{4}$ = 300 x $\frac{4}{15}$ = 20 x 4 =80 lengths