Find an angle in each quadrant with a common reference angle with 306°, from 0°≤θ<360°

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

If you had $1,900,000, how many days would it take you to spend all if you spent $1 a second. (there are 86,400 seconds in a day)

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?