Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places. (5.1 × 10⁻²)/(8.5 × 10⁻¹⁰)
a) 6.00 × 10⁷
b) 6.00 × 10⁻⁷
c) 6.00 × 10⁻⁸
d) 6.00 × 10⁻⁹