What fraction of a minute is 50 seconds​

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)

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2