You have 5 reindeer, john, ezekiel, quent, lanc, and gloop, and you want to have 4 fly your sleigh. you always have your reindeer fly in a single file line. how many different ways can you arrange your reindeer

Asap! i'm not good math and i'm lost.

Find the area of the unshaded square

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.