Question

Two coins are tossed simultaneously. Find the probabilityof getting :1)exactly two head 2)atleast one head ​

Answer 1

Answer:

p(head)=1/2

p(tail)=1/2

exactly two heads=1/2*1/2=1/4

atleast one head=head*tail+tail*head+head*head=1/4+1/4+1/4=3/4

Step-by-step explanation: