Coin Toss Chance
CMAT 2018 · Logical Reasoning · Easy · Probability
Three coins are tossed in the air and two of the coins land with tails face upwards. What are the chances on the next toss of the coins that at least two of the coins will land with the tails facing upwards?
- A.
50%
- B.
25%
- C.
75%
- D.
100%
Answer
A
Explanation
For a fair toss of 3 coins, the total possible outcomes are . Outcomes with at least 2 tails are: TTH, THT, HTT, TTT (4 outcomes). Probability = .
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