Use the graph below to answer the questions that follow. 1. What is the y-intercept of the scenario above?

2. What does the y-intercept represent in the scenario above?

3. How many months will it take for the debt to be completely paid off? How do you know?

(3 part question). If good enough brainilest will be given.

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?