Ap Stats can someone please explain how I can solve and answer this.

Yo y do yall have 2 stars that means yall wrong bro

1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.