The average number of cars that enter the mountain through the tunnel is one every two minutes. If an excessive number of cars enter the tunnel in a short period of time, a dangerous situation occurs. Find the probability that the number of cars entering the tunnel during a 6-minute period exceeds three.

Please solve this: You are to roll a die 100 times. The rolls are independent of each other. A die has sides 1,2,3,4,5,6 with each side having probability 1 6 of showing on a single roll. What is the probability that you get at least one 3 to show from 100 roll

Novak Djokovic, one of the top male tennis players in the world, makes a successful first serve 53% of the time. If he serves 15 times, what is the probability that he gets exactly 9 first serves in? Assume that each serve is independent of the others.   Don't forget to identify the values of n, x, p, and q before computing. If the rate is given to you as a percent, remember to convert to decimal before using as your value for p. Use the binomial probability formula and write your answer as a decimal rounded to four places.

An Archer hits 25% of his targets at 200 feet. If he takes five shots, what is the probability that he will hit the target is at least 3 of them?Please include your calculations