Understand Compound Event Probability Practice Test

A weather app shows that the probability of rain on Saturday is 0.3 and the probability of rain on Sunday is 0.4. Assuming these events are independent, what is the probability that it rains on exactly one of these two days?

Maya has a spinner with 4 equal sections colored red, blue, green, and yellow. She spins twice and records both colors. What is the probability that she gets at least one red in her two spins?