Answer:
D
Step-by-step explanation:
A,B,and C can not solve. because they have wrong answers.
Answer:
7 gallons per minute
Step-by-step explanation:
315/45 = 7
So, we know that:

We also know that
. We will use that fact to find
in terms of
and
.

Therefore:

Answer:
It is B) 3/4a-1/2b-3
Step-by-step explanation:
I did the instructions :)
You just need to divide the yearly salary by the number of weeks per year to get
48000/52 weeks=923 is the amount that she should spend no more than one week's pay which is the maximum amount per month that she can spend on rent.