In a group of 200 students, 80 are taking Geometry, 110 are taking IPC and 40 are taking both Geometry and IPC. If a student, chosen at random, is taking Geometry, what is the probability that he or she is taking IPC? a) 0.5
b) 0.2
c) 0.211
d) 0.364

How can you find the conditional probability of a given b as the fraction of b’s outcomes that also belong to a, and interpret the answer in terms of the model? i just need a good explanation

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

James is playing his favorite game at the arcade. after playing the game 33 times, he has 88 tokens remaining. he initially had 2020 tokens, and the game costs the same number of tokens each time. the number tt of tokens james has is a function of gg, the number of games he plays