Please provide all answers in excel formulas and equations

Question 3 (10 points) On average you have been using your smartphone for 30 hours on a full charge with a standard deviation of 5 hours. You are planning a road trip and do not have the charge with you. What is the probability that the phone would last the entire trip of 45 hours? Question 4 (10 points) Apple has announced that the new MacBook lasts 10 hours. Do the results from the battery life tests agree with the company's statement? (Use hypothesis testing) Battery life test results 12.3 14.8 15.3 9.5 9.7 16.5 17.3 11.4 11.2 10.1 10.6 11.2 14.8 12.7 9.6 9.9 14.2 17.3 12.5 14.2 16.3 11.1 17.8 12.2 97