Math Problem Statement
David went to a fast-food shop for a meal in a late evening. Only steak, pork chop and grilled chicken were available for main course, and only tea and coffee were available for drinks. How many choices were there if he ordered a main course and a drink?
Solution
David has 3 choices for the main course (steak, pork chop, or grilled chicken) and 2 choices for the drink (tea or coffee).
The total number of choices can be found by multiplying the number of options for the main course by the number of options for the drink:
Thus, David has 6 different choices for his meal.
Would you like further details on this or have any other questions?
Here are 5 related questions you might find interesting:
- What if David had 4 options for drinks instead of 2?
- How would the total change if he could choose a dessert as well, with 3 options for dessert?
- If David decided to randomly choose a meal, what is the probability that he picks steak and tea?
- How many combinations would there be if an extra main course option, fish, was added to the menu?
- What if David could choose more than one drink? How many different combinations could he make?
Tip: When dealing with combinations, multiplying the number of choices for each category gives you the total number of possibilities.
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Math Problem Analysis
Mathematical Concepts
Combinatorics
Multiplication Principle
Formulas
Total choices = Number of main courses × Number of drinks
Theorems
Multiplication Principle of Counting
Suitable Grade Level
Grades 5-7
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