Question

A coin is tossed twice find the probability of getting 1 at least 1 tail 2) almost

Answer 1

hey mate! here is your ans..

to toss a coin twice is same as to toss 2 coins simultanuously

so passible outcomes are (tt)(hh)(ht)(th)

so n(s)=4

now probability of getting at least 1 tail = 3/4