The dimensions of a triangular pyramid are shown below The height of the pyramid is 6 inches What is the volume in cubic inches

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?