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Three coins are tossed once. Find the probability of getting: all heads (ii) at least two heads (iii) at most two heads (iv) no heads (v) exactly

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Three coins are tossed once. Find the probability of getting: all heads (ii) at least two heads (iii) at most two heads (iv) no heads (v) exactly one tail (vi) exactly 2 tails (vii) a head on first coin. Select the correct answer from above options

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S{HHH,HHT,HTH,HTT,THH,THT,TTH,TTT} A[HHH} B{HHH,HHT,THH,HTH} C{HHH,HHT,HTH,HTT,THH,THT,TTH} D{⊤T} P(A)= 1 8 P(B)= 1 2 P(C)= 7 8 P(D)= 1 8 P(E)= 3 8 P(F)=Exactly 2 tails=3/8.

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