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For each of the types of lasagna, determine how many possible options there are for ordering that type of lasagna:

\begin{tabular}{|l|l|}
\hline
\multicolumn{1}{|c|}{Lasagna Types} & Possible Options \\
\hline
Budget Lasagna (Choose 1 layer) & \\
\hline
Triple Layer Lasagna (Choose any 3 layers) & \\
\hline
Meat Lovers Lasagna (1 layer is your choice of Sauce, then choose any two Meat layers) & \\
\hline
Vegetarian Lasagna (1 layer is your choice of Sauce, then three more layers may be chosen from the Vegetables, Cheeses, and/or Pastas categories) & \\
\hline
Lucky Seven Lasagna (Choose any 7 layers) & \\
\hline
The Kitchen Sink Lasagna (Choose all 15 layers) & \\
\hline
\end{tabular}

1. Which type of lasagna provides the most options? Which provides the least options?

2. If Pizza Possibilities adds Chicken as a possible Lasagna ingredient, how many more possible options would there be for the Lucky Seven Lasagna?



Answer :

GinnyAnswer
### Step-by-Step Solution for Lasagna Options

Let's determine the number of possible options for each type of lasagna and answer the subsequent questions.

#### 1. Determining Possible Options for Each Type of Lasagna

1. Budget Lasagna (Choose 1 layer)
- There are 15 possible layers to choose from.
- Possible Options: 15

2. Triple Layer Lasagna (Choose any 3 layers)
- The number of ways to choose 3 layers out of 15 is given by the combination formula [tex]\( \binom{n}{k} \)[/tex] where [tex]\( n \)[/tex] is the total number of layers and [tex]\( k \)[/tex] is the number of layers to choose.
- [tex]\( \binom{15}{3} = 455 \)[/tex]
- Possible Options: 455

3. Meat Lovers Lasagna
- This involves choosing 1 layer of Sauce and any 2 layers of Meat. Assuming there are 3 types of sauces and 6 types of meat:
- Number of ways to choose 1 sauce out of 3: 3
- Number of ways to choose 2 meat layers out of 6: [tex]\( \binom{6}{2} = 15 \)[/tex]
- Total options: [tex]\( 3 \times 15 = 45 \)[/tex]
- Possible Options: 45

4. Vegetarian Lasagna
- This involves choosing 1 layer of Sauce and 3 more layers from Vegetables, Cheeses, and/or Pastas. Assuming there are 3 sauce layers, 6 meat layers, so total non-sauce & non-meat layers are [tex]\( 15 - 3 - 6 = 6 \)[/tex].
- Number of ways to choose 3 layers out of 6: [tex]\( \binom{6}{3} = 20 \)[/tex]
- Number of ways to choose 1 sauce layer out of 3: 3
- Total options: [tex]\( 3 \times 20 = 60 \)[/tex]
- Possible Options: 60

5. Lucky Seven Lasagna (Choose any 7 layers)
- The number of ways to choose 7 layers out of 15:
- [tex]\( \binom{15}{7} = 6435 \)[/tex]
- Possible Options: 6435

6. The Kitchen Sink Lasagna (Choose all 15 layers)
- There is only one way to choose all 15 layers.
- Possible Options: 1

#### 2. Most Options and Least Options

- Most Options: Lucky Seven Lasagna with 6435 options.
- Least Options: The Kitchen Sink Lasagna with 1 option.

#### 3. Adding Chicken as a New Ingredient for the Lucky Seven Lasagna

- Adding Chicken increases the total number of layers from 15 to 16.
- The new number of ways to choose 7 layers out of 16:
- [tex]\( \binom{16}{7} = 11440 \)[/tex]
- Previous number of options was 6435.
- Difference: [tex]\( 11440 - 6435 = 5005 \)[/tex]
- Added Options: 5005

### Summary

[tex]\[ \text{Most Options: Lucky Seven Lasagna with 6435 options.} \][/tex]
[tex]\[ \text{Least Options: The Kitchen Sink Lasagna with 1 option.} \][/tex]
[tex]\[ \text{Added Options for Lucky Seven Lasagna after adding Chicken: 5005 options.} \][/tex]

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