The GCF of 27 and 18 would be 9. It is the largest or greatest common factor that can be evenly divided by in both the numbers 27 and 18.
Well, first you would have to draw the three pizzas, then spilt them all in half, so each friend would have a half of pizza! Hope this helped!
Answer:

Step-by-step explanation:
Required
Determine the sets of natural number
Represent this set with letter N
From definition of natural numbers, they are integer numbers starting from 1;
In other words: 1,2,3,4,5, and so on.
To represent this as a set of N, we have

<em>The ..... means that the counting still continues</em>
Of I don’t know sorry about that
Answer:
$38.54
Step-by-step explanation:
S+(S+$7.24)=$84.32
Step 1. 84.32-7.24=77.08
Step 2. 77.08÷2=38.54