Ryan has 36 coins totaling to $2.10. The coins are made up of all dimes and nickels. How many of each coin does he have?

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe