Show your work please

Round answers to four decimal places if needed. Provide the SYNTAX if needed. 1. Suppose that the typical work schedule for the wait staff at Sam's BBQ Shack, which is open seven days a week, is five days on with two days off each week. A week begins on Monday and ends on Sunday. Assume that any day of the week is equally likely to be a day off and the selection of a day off is independent. a. What is the probability that Isaac, a waiter at Sam's BBQ Shack, will have Saturday or Sunday off? b. What is the probability that Issac will have Saturday and Sunday off