Atest has 8 true/false questions. at least 5 questions must be answered correctly to pass the test. if a student guesses on each question, what is the probability that the student will pass the test? round answer to three decimal places.

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.