A grist mill is a machine powered by a water wheel to grind grains into flour. The waterwheel has a radius of 8 feet, the gear wheel has a radius of 1.5 feet, and the grinding stone has a radius of 8 inches. If the water wheel rotates at 5rpms, determine the revolutions per minute of the grinding stone.

Which statements are true of the graph of h(x) = ^3 square root of x-4 ? check all that apply.the domain of h(x) is the set of all real numbers. the range of h(x) is the set of all real numbers. for all points (x, h( h(x) exists if and only if x – 4 0. the graph of h(x) is a translation of f(x) down 4 units. the graph of h(x) intercepts the x-axis at (4, 0).

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.

Write the pair of fractions as a pair of fractions with a common denominator