# Practice Questions on ProbabilityAptitude Questions and Answers

## Easy Probability Question - 6

 Q6. What is the probability that a number selected from numbers 1,2,3,...,30, is prime number, when each of the given numbers is equally likely to be selected?
 A. 9/30 B. 8/30 C. 10/30 D. 11/30

## Easy Probability Question - 7

 Q7. A bag contains 21 toys numbered 1 to 21. A toy is drawn and then another toy is drawn without replacement. Find the probability that both toys will show even numbers.
 A. 5/21 B. 9/42 C. 11/42 D. 4/21

## Easy Probability Question - 8

 Q8. A five-digit number is formed by using digits 1, 2, 3, 4 and 5 without repetition. What is the probability that the number is divisible by 4?
 A. 1/5 B. 5/6 C. 4/5 D. None of these

## Easy Probability Question - 9

 Q9. A bag contains 5 red and 3 green balls. Another bag contains 4 red and 6 green balls. If one ball is drawn from each bag. Find the probability that one ball is red and one is green.
 A. 19/20 B. 17/20 C. 8/10 D. 21/40

## Easy Probability Question - 10

 Q10. $A$ speaks truth in 75% of cases and $B$ in 80% of cases. In what percent of cases are they likely to contradict each other in narrating the same event?
 A. 35% B. 5% C. 45% D. 22.5%
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