## Elementary Technical Mathematics

Given the hand drill draws 3$\frac{3}{4}$ A current and has a resistance of 5$\frac{1}{3}$ We ahve to calculate Power = IR = 3$\frac{3}{4}$ A x 5$\frac{1}{3}$ =$\frac{15}{4}$ x $\frac{16}{3}$ =20W