Three coins are flipped simultaneously. Obtain the probability of getting (i) all heads (ii) atleast one tail (iii) atmost one head (iv) atmost two tails.
 
Answer:
 
(i) All tails \(=\) ii
 
(ii) Atleast one tail \(=\) ii
 
(iii) Atmost one head \(=\) ii
 
(iv) Atmost two heads \(=\) ii