If there are always 2 red sections, how does the number of total sections in the spinner relate to the theoretical probability of winning this game?

-Pearson EasyBridge
12-2: Ex 1: Use Theoretical Probability to Make Predictions & Try It!

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is: