When Pumping Water Out of a Full Hemispherical Basin with Radius

question 61

Multiple Choice

When pumping water out of a full hemispherical basin with radius r feet, how far down will the water level be when 1/4 of the work has been done? [The density of water is 62.4 lbs/ft³.]

---

Definitions:

Statistical Profile

A summary of data that provides an overview of various statistical measures and patterns within a dataset.

Effective Yield

The actual return on an investment, considering the compounding of interest.

Perpetuity

Bond paying out a fixed amount of money each year, forever.

Yearly Payment

The amount of money paid or received over the course of a year for any financial transaction or obligation.