She needs to complete at least 16 lessons every week to reach 12 hours per week. She has completed 3 hours / 4 lessons. she needs to complete 12 more lessons to meet her weekly goal.
The probability of spinning red is , the probability of spinning a 1 is , the probability of spinning an odd number is , and the probability of spinning a 9 is 0.
Step-by-step explanation:
Since there are a total of 6 possible outcomes, you can use this in the following questions. There are 2 red tiles, so the probability of spinning red is or . Since there are only one 1 tile, the probability of spinning a 1 is . Since there are three odd numbers, the probability of spinning an odd number is . Since there are no 9 in the spinner, the probability of spinning a 9 is 0 or never.