A fast bi-level train travels from Washington, D. C. to Perryville Maryland. If this train traveled75 miles in about 75 hours, what was the speed of the train

What is the value of x when x + 7 = 21?

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

The answer is 7.2 how would you put this as money