Su Z Doom is testing
out the sound system for the concert tonight. One of the microphones
has been unplugged. If she goes to test the system and first
tries the mike that will not work, she will freak out and cancel
her show. What is the probability that the show will go on as
planned?
Express your answer as a ratio in simplest
form, using a colon to separate the numbers.
Example 3:4. |