Question

What is the probability of getting one head when tossing a coin 3 times?

Answer 1

Probability of getting one head is 1/4

Answer 2

Chances in three coins are

HHH,HHT,HTH,THH,TTT,TTH,THT,HTT

so chances of getter atleast (Kam se Kam)one head is

7/8

Chances of getting atmost (jyada se jyada) one head is

4/8

Getting only one head

3/8

Now according to question you keep it