# 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

Q21. **If four coins are tossed, the probability of getting two heads and two tails is -.**

1.  3/8
2.  6/11
3.  2/5
4.  4/5
5.  5/11

Solution : 3/8
Q22. **If a card is drawn from a well shuffled pack of cards, the probability of drawing a spade or a king is -.**

1.  19/52
2.  17/52
3.  5/13
4.  4/13
5.  9/26

Solution : 4/13

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Q23. **If six persons sit in a row, then the probability that three particular persons are always together is -.**

1.  1/20
2.  3/10
3.  1/5
4.  4/5
5.  2/5

Solution : 1/5
Q24. **A bag contains 7 green and 8 white balls. If two balls are drawn simultaneously, the probability that both are of the same colour is -.**

1.  8/15
2.  2/5
3.  3/5
4.  11/15
5.  7/15

Solution : 7/15

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Q25. **A basket has 5 apples and 4 oranges. Three fruits are picked at random. The probability that at least 2 apples are picked is -.**

1.  25/42
2.  9/20
3.  10/23
4.  41/42
5.  1/42

Solution : 25/42
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