5.2 Exercise 135

Multiply or divide as indicated. Write your answer in decimal form.

ⓐ $\left(3.5 \times 10^{−4}\right) \left(1.6 \times 10^{−2}\right)$ ⓑ $\frac{8 \times 10^{6}}{4 \times 10^{−1}}$