Answer:
A
Step-by-step explanation:
Since on Friday it snowed 3 4/7 inches and Saturday ir snowed 2/7 inches, subtract the two numbers to find the difference.

The answer is A.
Answer:
50
Step-by-step explanation:
Adds up to 360 degrees
Answer: The answer is the first one, angle JLK
Step-by-step explanation:
Answer:
-48
Step-by-step explanation:
16 x 2 = 32
32 - 80 = -48
Answer:


Step-by-step explanation:
Given

Solving (a): The cost function:
From the given parameter, it shows that the number of floor has no effect on the floors.
So, represent the floors with x.
The cost function is:

Solving (b): The slope and its interpretation
A function is represented as:

Where:

By comparing:
to 

So:

<em>What it means is that, no matter the number of floors, the cost remains unchanged.</em>