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Subjects
Class 11MathematicsPermutations and CombinationsFundamental principle of countingMedium
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A restaurant offers 4 starters, 5 main courses, and 3 desserts. A meal includes one starter and one main course, while dessert is optional. How many different meals can be chosen?

Answer and explanation

Correct answer: 80 ways

There are 4 × 5 choices for a starter and a main course. Dessert has 4 possibilities: choose one of the 3 desserts or choose none. Thus, the total is 4 × 5 × (3 + 1) = 80 meals.

Related tags

Permutations And CombinationsFundamental Counting PrincipleFundamental Principle Of CountingMathematicsClass 11 Mcq
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