It’s the third one 9(5+1)
As 9 x 5 = 45
9x 1 = 9
The special is cheaper than Bella's price. Then the correct option is B.
<h3>What is the linear system?</h3>
A linear system is one in which the parameter in the equation has a degree of one. It might have one, two, or even more variables.
Suppose another company offers a special banquet price of $4,000 for 150 people.
Then the special is cheaper than Bella's price.
Then the correct option is B.
More about the linear system link is given below.
brainly.com/question/20379472
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Answer: 9, 1/20, 9/20
Step-by-step explanation:
1) 9 pieces
2) Size of each pieces:

3) Area of the shaded rectangle:
