Answer:
The rate of change of water in the pool is 400 gallons / hour
Step-by-step explanation:
We are given
At 6:00 AM:
there were 400 gallons of water in the pool
so,

At 11:00 AM:
there were 2400 gallons of water in the pool
so,

now, we can find time between
t=11-6=5 hours
now, we can use formula
rate of change of water in pool is
=( change in water quantity)/( total time)
so, we get

now, we can plug values



So,
The rate of change of water in the pool is 400 gallons / hour
Answer:
s =2
Step-by-step explanation:
you need to multiply to find the answer
6 x 2=12
Then you need to replace the s with 2 and see if it fits correctly in this case it does
6x2 -4 =8
12-4=8
Answer:
We cannot see the image. Would you like additional information on how to insert an image?
He would have to sale $500,000
9% of $500,000 is $45,000
So $30,000 plus $45,000 is $75,000