1) What is $0.032 / 0.8$?
(A) 0.0004
(B) 0.004
(C) 0.04
(D) 0.4
(E) 400.
1) The answer is $(\mathbf{C})$. We have $0.032=\frac{32}{1000}$ and $0.8=\frac{8}{10}$. Therefore, $0.032 / 0.8=\frac{32}{1000} \cdot \frac{10}{8}=\frac{4}{100}=0.04$.