1. A single fair coin is tossed once. What is the probability of getting 'Heads'?
- A1/4
- B1/3
- C1/2
- D1
Show answer
Answer: C
A fair coin has two equally likely outcomes (Heads or Tails), so the probability of Heads is 1/2.
Probability — SSC Questions & Practice
Practise 18 Probability questions from SSC for competitive exams such as UPSC, Banking, SSC and Railway. Read the worked questions below, check every answer with an explanation, and track what you get wrong.
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Practice questions on Probability — with answers
Try each question first, then open the answer. Explanations are included.
2. A single fair die is rolled once. What is the probability of getting a 4?
- A1/2
- B1/3
- C1/6
- D1/4
Show answer
Answer: C
A fair die has 6 equally likely outcomes, so the probability of getting any specific number (like 4) is 1/6.
3. A single fair die is rolled once. What is the probability of getting an even number?
- A1/6
- B1/3
- C1/2
- D2/3
Show answer
Answer: C
There are 3 even numbers (2,4,6) out of 6 total outcomes, so the probability is 3/6 = 1/2.
4. A single fair die is rolled once. What is the probability of getting a number greater than 4?
- A1/6
- B1/3
- C1/2
- D2/3
Show answer
Answer: B
Numbers greater than 4 are 5 and 6, giving 2 favourable outcomes out of 6 total, so probability = 2/6 = 1/3.
5. A card is drawn at random from a standard deck of 52 playing cards. What is the probability that it is an Ace?
- A1/52
- B1/26
- C1/13
- D1/4
Show answer
Answer: C
There are 4 Aces in a deck of 52 cards, so probability = 4/52 = 1/13.
Practise more Probability questions
More SSC topics
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