Problem 41 of 7
Evaluate fairness of the spinner or game board: player A has 45 degrees and player B has 315 degrees on a spinner.
Hints
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
compare area/sector probabilities.
Hidden until you reveal it.
Spinner probability is proportional to sector area or angle.
Enter your answer
No answer yet
Correct
Your answer is equivalent to the expected form.
Solution
Walkthrough
Walkthrough shown
Full solution stays hidden until you ask for it.
1. Find each outcome's sector area or angle.
2. Convert to probabilities if needed.
3. Compare probabilities for fairness.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Counting labels only when sector sizes differ.