# Probability

Probability: Probability Formulas, Probability Meaning, Conditional Probability Definition, Probability Problems, Probability Questions with Solved Exercises

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## Online Aptitude Questions with Answers on Probability

Q6. **Two dice are thrown simultaneously. What is the probability of getting two numbers whose product is even?**

1.  1/2
2.  3/4
3.  3/8
4.  5/16

Solution : 3/4
Q7. **In a class, there are 15 boys and 10 girls. Three students are selected at random. The probability that 1 girl and 2 boys are selected, is:**

1.  21/46
2.  25/117
3.  1/50
4.  3/25

Solution : 21/46
Q8. **In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?**

1.  1/10
2.  2/5
3.  2/7
4.  5/7

Solution : 2/7
Q9. **From a pack of 52 cards, two cards are drawn together at random. What is the probability of both the cards being kings?**

1.  1/15
2.  25/57
3.  35/256
4.  1/221

Solution : 1/221

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Q10. **Two dice are tossed. The probability that the total score is a prime number is:**

1.  1/6
2.  5/12
3.  1/2
4.  7/9

Solution : 5/12
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