If two coins are tossed simultaneously, find the probability of an event of getting
[Use: \(H\) represents Head and \(T\) represents Tail]
(i) only tail -
(ii) tail on the first toss -
(iii) head on the second toss -
(iv) at least one head -
(v) sequentially a tail and a head -
[Note: Enter the fraction in its reduced form.]