Twelve time the number of days decreased by five

What is the best reason for jacinta to have a savings account in addition to a checking account

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

How to do this , and can some one explain