A 020-Km Wide River Has a Uniform Flow Speed of 4

question 24

Multiple Choice

A 0.20-km wide river has a uniform flow speed of 4.0 m/s toward the east. It takes 20 s for a boat to cross the river to a point directly north of its departure point on the south bank. In what direction must the boat be pointed in order to accomplish this?

• A) 23° west of north
• B) 20° west of north
• C) 24° west of north
• D) 22° west of north
• E) 17° west of north

---

Definitions:

Hedge

An investment made to reduce the risk of adverse price movements in a security, often by taking an offsetting position in a related security.

Market Price

The current cost at which you can buy or sell an asset or service.

Bushels

A bushel is a unit of volume that is used in the United States for measuring quantities of agricultural produce, such as grains or fruits.

Perfect Hedge

A hedging strategy that completely eliminates the risk associated with a particular position or portfolio.