Math Problem Solving

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Front

What are rational numbers?

Back

Front

What is the definition of integers?

Back

Whole numbers that can be positive, negative, or zero, e.g., -3, 0, 4.

Front

What is the relationship between rational numbers and integers?

Back

All integers are rational numbers because they can be expressed as fractions with a denominator of 1.

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If a car rental company charges an initial fee of $8.25 plus a daily rental fee of $28.99, what is the total cost for renting a standard car for 2 days?

Back

$65.23 (calculated as $8.25 + 2 * $28.99).

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If a family rents a luxury car for 3 days at $37.99 per day, what is the total cost?

Back

$122.96 (calculated as $8.25 + 3 * $37.99).

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What is the total cost of renting a standard car for 2 days and a luxury car for 3 days?

Back

$180.20 (calculated as $65.23 + $122.96).

Front

What is a Venn diagram?

Back

A diagram that shows all possible logical relations between a finite collection of different sets.

Front

In a Venn diagram, if set A represents rational numbers and set B represents integers, where would -6 be placed?

Back

-6 belongs in both set A (rational numbers) and set B (integers).

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What is the significance of the initial fee in a rental cost calculation?

Back

The initial fee is a fixed cost that must be added to the total of the variable daily rental fees.