- A
- B
- C
- D
Step-by-Step Solution
Total = 20 tickets. Multiples of 4: 12,16,20,24,28 = 5. Multiples of 5: 15,20,25,30 = 4. Multiple of both (i.e. of 20): 20 = 1. Union = 5 + 4 - 1 = 8. .
Answer: A)
A bag contains tickets numbered 11, 12, 13, ..., 30.
One ticket is drawn at random.
What is the probability that the number on the ticket is a multiple of 4 or 5?
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