Worth 25 points. Easy math

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)

In angle pqr find the measure of

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73