Question

three fair coins are tossed. find probability atleast one tail and atmost one head​

Answer 1

Answer:

The sample space for a simultaneous toss of coins

S={HHH,HHT,HTT,THH,TTH,THT,HTH,HHH}

Favourable cases={HHT,HTT,THH,TTH,THT,HTH}

∴P(getting at least one head, one tail)=

8

6

=

4

3

.