Probability

#1
Can someone please help with the below questions :

Q1- Two teams A and B are playing a series of 5 matches. The team who wins the three or more matches will win the series. Assume that the outcome of the matches are independent and probability of winning for each team is 0.5. What is the probability that A will win 4 matches?

Options :-
0.97
0.8
0.16
0.0016

Q2- Records shows that messages arriving to a computer server at the rate of 8 per hour. What are chances of getting more than 13 messages per hour?

0.034
0.96
0.38
0.029
 
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