A) # $20 notes/total notes = ?
B) Either-or probabilities are found by adding the individual probabilities.
C) # $50 notes/total = ?
D) 9/18 = ?
Yalda has six $5 notes, ten $10 notes and four $20 notes in her purse. If she takes out one note, what is the probability that it will be:
A) a $20 note
B) a $5 or $10 note
C) a $50 note
D) she buys a new toaster with a $20 note and a $10 note. If she now took out a note, what is the probability that it would be a $10 note?
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