444.Three coins are tossed once. Find the probability of getting atmost two tails.
Three coins are tossed. Sample space, S = {HHH, HHT, HTH, THH, TTH, THT, HTT, TTT} n(S) = 8 Event A: At least one tail occurs A = {TTT, TTH, THT, HTT, HHT, HTH, THH} n(A) = 7
Hence,
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445.A die is thrown, find the probability of the following event: A prime number will appear.
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446.A die is thrown, find the probability of the following event: A number greater than or equal to 3 will appear.
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447.A die is thrown, find the probability of the following event: A number less than or equal to one will appear.
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448.A die is thrown, find the probability of the following event: A number more than 6 will appear.
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449.A die is thrown, find the probability of the following event: A number less than 6 will appear.
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450.A fair coin with 1 marked on one face and 6 on the other and a fair die are both tossed. find the probability that the sum of numbers that turn up is 3.
Short Answer Type
Sample space, S = {HHH, HHT, HTH, THH, TTH, THT, HTT, TTT}
n(S) = 8
A = {TTT, TTH, THT, HTT, HHT, HTH, THH} 
n(A) = 7
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