A sandwich vendor has four meat options: turkey, ham, roast beef, and salami. From past experience, when a customer orders a sandwich with one meat, the probabilities that a customer will order turkey, ham, or roast beef are 0.54, 0.26, and 0.12, respectively. Given that the only other meat choice is salami, what is the probability that the next one-meat customer will order salami?

Solution:
The probability that the next one-meat customer will order salami is:

A sandwich vendor has four meat options: turkey, ham, roast beef, and salami. From past experience,...