### Home > CALC > Chapter 8 > Lesson 8.1.2 > Problem 8-24

8-24.

The given information involved diameters, not radii.

Refer to hint in part (a).

Each disk is a cylinder with a hole in the middle. How would you compute the volume of such a figure?

Recall that the index will account for each and every weight. How many weights are there?

Evaluate your sigma sum.