Question

Sue either travels by bus or walks when she visits the shops. The probability that she catches the bus to the shops is 0.4. The probability that she catches the bus from the shop is 0.7. show the probability that sue walks at least one way is 0.72

Answer 1

Answer:

3/10

Step-by-step explanation:

P(AUB)=P(A)-P(B)-P(A∩B)