Anon-scale model of the earth has a diameter of 18 in. within an outer clay layer, there is a core made of a ball with a diameter of 3 in.

what is the volume of the clay?

use 3.14 to approximate pi. round to the nearest hundredth if necessary.

enter your answer in the box.

What is the average diastolic blood pressure for adults

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]

Which equation is equivalent to the given expression? -(1/2y+1/4) a. -1/4(1+2y) b. 1/4(2y-1) c. -2(1/4y-1/8) d. 2(1/8-1/4y)