142k views
1 vote
Water flows back and forth between a small and large tank. When water is moving into a tank the flow rate is positive, and when water is moving from a tank the flow rate is negative. Each tank begins with 250 gallons of water. The flow rate for the large tank is recorded as –6 gallons per minute. After a period of 25 minutes, which integer represents the amount of water left in the large tank? –400 –100 100 400

User Bkwdesign
by
8.6k points

1 Answer

0 votes

Answer:

100

Explanation:

The volume in the large tank is ...

250 -6t . . . . gallons

At t = 25 minutes, it is ...

250 -6·25 = 250 -150 = 100 . . . . gallons

_____

Comment on answer choices

The quantity in the tank cannot be negative.

User ThePaye
by
7.8k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories