One ticket is selected at random from 100 tickets numbered 00, 01, 02, …, 99. Suppose A and B are the sum and product of the digits found on the ticket. Then P(A = 7 | B = 0) is
- A. 2/13
- B. 2/19
- C. 1/50
- D. None of these
✅ Correct Answer: 2/19
Explanation
Given that product = 0, one digit must be zero. By evaluating valid combinations, probability = 2/19.
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