Han wears a hat to school every 4th day and a jacket to school every 6th day. what will be the first day han will wear his jacket and hat to school on the same day

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Given a binomial distribution variable with n=20 and p=0.60 find the following possibilities using the binomial table a) p(x < 13) b) p x > 15) c) p(x = 17) d) p(11 < x < 14) e) p(11 < x < 14)

Renee hiked for 6 3/4 miles. after resting, renee hiked back along the same route for 5 1/4 miles. how many more miles does renee need to hike to return to the place where she started? represent your answer as a simplified mixed number, if necessary.