A Tank Contains 500 Liters of Brine with 10 Kg $t$

question 39

Essay

A tank contains 500 liters of brine with 10 kg of dissolved salt. Pure water enters the tank at a rate of 10 liters per minute. The solution is kept thoroughly mixed and drains from the tank at the same rate. How much salt is in the tank:
(a) after $t$ minutes?
(b) after 10 minutes?

---

Definitions:

Real Property

Immoveable property such as land or a home (often called real estate).

Deep Web

The part of the internet that is not indexed by standard search engines, including private databases and web pages.

Dark Web

A part of the internet that is intentionally hidden and inaccessible through standard web browsers, often associated with illegal activities.

Conversion Rate

The percentage of users who take a desired action, widely used in digital marketing to measure the effectiveness of an ad campaign or webpage.