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4 votes
4 votes
Jada walks up to a tank of water that can hold up to 10 gallons. When it is active, a drain empties water from the tank at a constant rate. When Jada first sees the tank, it contains 7 gallons of water. Three minutes later, the tank contains 5 gallons of water.

WILL GIVE BRIANLIEST AS LONG AS IT'S CORRECT
A. At what rate is the amount of water in the tank changing?
gallons per minute

B. How many more minutes will it take for the tank to drain completely?
minutes

C. How many minutes BEFORE Jada arrived was the water tank completely full?
minutes

User Rance
by
2.1k points

2 Answers

23 votes
23 votes

Answer:

the amount is it is losing 2 gallons per minute

7-5=2

step by step:

7-2=5-2=3-2=1-2=-1 so it will at least take about 3.5 minutes

User Nnutter
by
2.8k points
10 votes
10 votes
Part A)The amount of water in the tank is
changing at -2/3 gallons per minute.
Part B) it will take 7.5 minutes for the tank to
drain completely.
Part C) The water tank was completely full 4.5
minutes before Jada arrived.
Explanation:
Information fetching:
Tank of water can hold up-to 10 gallons.
When it is active, a drain empties water
from the tank at a constant rate.
7 gallons of water present in the tank
when Jade first saw
5 gallons of water left after 3 minutes
User Urdesh Kumar
by
2.4k points