sammybrain

30.11.2021 • 

Mathematics

A tank full of water is leaking at a constant rate for 30 minutes. The equation y = -8x + 400
gives the amount of water in the tank, where y is the number of liters and x is
the number of minutes since the tank began to leak. Which statement is true?
A. There were 400 liters in the tank after 30 minutes, and it is
decreasing by 8 liters per minute.
B. There were 8 liters in the tank when the leak started, and it is
decreasing by 400 liters per minute.
C. There were 8 liters in the tank when the leak started, and it is
increasing by 400 liters per minute.
D. There were 400 liters in the tank when the leak started, and it is
decreasing by 8 liters per minute.

Ответ:

Casmereee

04.06.2020

Mathematics

---

15 gallons per minute because if you divide 60 by 4 you get 15 and if you don’t know how we get 60 we get it because 60 min = 1 hour

---

0,0(0 оценок)