Q204
A dice is cast twice, and the sum of the appearing numbers is 10. The probability that the number 5 has appeared at least once is-
A.
B.
C.
D.
Answer
Answer: Option D
Solution
Answer: Option D
Solution:
Total event when sum is 10 = (5, 5)(6, 4)(4, 6)When 5 occurs = (5, 5)
Probability =