How to find the degree in the polynomial

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account