Lesson: Applications of Arithmetic Sequences Mathematics • 9th Grade
In this lesson, we will learn how to solve real-world applications of arithmetic sequences, where we will find the common difference, nth term explicit formula, and order and value of a specific sequence term.
Mrs. Miller has $3,250 in her bank account. If she plans to deposit $100 per month, write the first 6 terms of a sequence that would represent her monthly account balances starting with her current balance as the first term.
Mason’s exercise plan lasts for 6 minutes on the first day and increases by 4 minutes each day. For how long will Mason exercise on the eighteenth day?
A doctor prescribed 15 pills for his patient to be taken in the first week. Given that the patient should decrease the dosage by 3 pills every week, find the week in which he will stop taking the medicine completely.