The profit would be 5% of 400, or

, that is, $20 for profit! Not much, I suppose...
Answer:
2.5x more people being served
and 2.5x more water
Step-by-step explanation:
Answer:
-2
Step-by-step explanation:
The line passes through points (1,4) and (4,-4)
Slope (m) = change in y ÷ change in x
i.e m = 
Since there is no condition whatsoever for this arrangement, I can consider the 2 digits and the 5 letters as 7 different objects.
Total permutation (with no repetition):
7 chosen among 7 , that is 7 ! = 5040 arrangements
Total permutation (WITH REPERTITION):
7⁷ = 823 543