Question

The probability of getting one head when a coin is tossed

a) 1 /2 b) 1 /4 c) 1 d) 0

Answer 1

The answer is a) 1/2

If a coin is tossed it may be head or tail.
There no. of possible outcomes = 1
Total no. of outcomes = 2
The probability is 1/2

Answer 2

look, to find probability of any no. is easy. you follow the below step to get your answer of any questions.

total no.of event=2(head,tail)
possibility of getting head=1

probability= possibility of getting event/total no.of event

=1/2