Use the Combinations Formula
Use the Formula For $$\mathrm { n } ^ { \mathrm { C } _ { \mathrm { r } } }$$

question 113

Multiple Choice

Use the Combinations Formula
Use the formula for
$$\mathrm { n } ^ { \mathrm { C } _ { \mathrm { r } } }$$ to evaluate the expression.
-A hamburger shop sells hamburgers with cheese, relish, lettuce, tomato, onion, mustard, or ketchup. How many different hamburgers can be concocted using any 5 of the extras?

• A)21
• B)2520
• C)42
• D)1260

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