Answer
$$4.75\times 10^{-3}.$$
Work Step by Step
By subtracting the exponents and dividing the like terms, we have
$$\frac{5.61\times 10^{7}}{1.18\times 10^{10}}=4.75\times 10^{-3}.$$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.