** A possible answer is: "I have 0.5 of a pizza left. There are 3 people eating it for lunch. What part of the whole pizza is each person eating for lunch?"
Explanation ** : Rational numbers are any numbers that can be written as fractions. Whole numbers can be written as fractions, too, by writing them over a denominator of 1. This means we want to create a problem involving division of fractions and/or whole numbers.
A real-world situation involving division of two rational numbers is adjusting a recipe. For instance, if a recipe uses 4 3 cup of sugar for 12 cookies, dividing this by 4 gives the amount needed for just 3 cookies, which is 16 3 cup. This demonstrates how division helps in measuring ingredients accurately according to desired servings.
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