Work Step by Step
The probability that it will not snow is the complement of the probability that it will snow. Thus $P(no \ snow)=1-P(snow)=1-0.9=0.1$.
You can help us out by revising, improving and updating this answer.Update this answer
After 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.