Answer:
n=5y-7.5
Step-by-step explanation:
Answer:13.8
Step-by-step explanation:
Just add 6.3 4 and 3.5
Answer:
Step-by-step explanation:
Given
--- households
--- gallons
Required
The number of households
To do this, we simply multiply the average households by the gallons.
Rewrite as:
Answer:
5040 possible arrangements
Step-by-step explanation:
Given
Required
Possible arrangements
The 1st can be placed in any 7 positions
The 2nd, in 6 positions
-----
--
-
Up till the last in 1 position
So, the number of arrangements is: