Answer:
10.7
Step-by-step explanation:
You set up the proportion like this:

When you solve for x you get

x=10.7 rounded to the nearest tenth
Answer:
B
Step-by-step explanation:
The GCF is the largest number that multiplies into both terms. Here it is 4. So 16 + 36 becomes 4(4+9).
Answer:
14
Step-by-step explanation:
k = 10 + - 24
k = -14
Since 308 people can visit each day, and there's 8 shows each day, we just multiply 308 by 8.
308*8 = 2464 people.
To get the full project, we can multiply by two.
2/12 x 2 = 4/12
This can be simplified
4/12 = 2/6 = 1/3
So the entire project will need 1/3 of the poster board.