Math Gr 8 Ch 6: Input and Output Values

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What type of relationship exists between two variable quantities if one is influenced by the other?

Dependent relationship (correct)

Cause-and-effect relationship

Random relationship

Independent relationship

What is the primary purpose of a flow diagram?

To describe the calculations in words

To illustrate the relationship between input and output numbers (correct)

To calculate the output numbers only

To find the operators needed to complete the flow diagram

In a flow diagram, what determines the output number for each input number?

The input number only

The operator in the flow diagram (correct)

The output number only

The relationship between input and output numbers

How can you describe the calculations in a flow diagram?

Using operations such as multiplication and addition Signup and view all the answers

What is the purpose of analyzing the input-output relationships in a flow diagram?

To determine the operators needed to complete the flow diagram Signup and view all the answers

What is the application of flow diagrams in the context of house costs in a new development?

To calculate the cost of houses excluding the land Signup and view all the answers

Which of the following is an example of a variable quantity?

The number of calls you make on your cell phone Signup and view all the answers

What is the relationship between the number of calls you make and the airtime left on your cell phone?

The more calls you make, the less airtime you have left Signup and view all the answers

Which of the following pairs of quantities has no direct influence on each other?

The length of your arm and your ability to finish Mathematics tests quickly Signup and view all the answers

What happens to the number of bricks required when the number of identical houses to be built increases?

The number of bricks required increases Signup and view all the answers

Which of the following is an example of a constant quantity?

The length of your arm Signup and view all the answers

What is the relationship between the number of learners at a school and the number of classrooms needed?

More learners require more classrooms Signup and view all the answers

Which of the following pairs of quantities has a direct influence on each other?

The number of matches in an arrangement and the number of triangles in the arrangement Signup and view all the answers

What happens to the number of classrooms needed when the number of learners at a school increases?

The number of classrooms needed increases Signup and view all the answers

What is the primary purpose of identifying the relationship between variables in a flow diagram?

To illustrate the calculation process and connection between input and output numbers Signup and view all the answers

What is the role of an operator in a flow diagram?

To determine the output number for a given input number Signup and view all the answers

In a flow diagram, what is the result of applying an operator to an input number?

The output number is determined Signup and view all the answers

How can the cost of houses excluding the stand be calculated using a flow diagram?

By subtracting the cost of the stand from the total cost Signup and view all the answers

What is the purpose of describing the calculations in a flow diagram using words?

To explain the calculation process and the connection between input and output numbers Signup and view all the answers

What is the primary purpose of creating a flow diagram for house costs in a new development?

To illustrate the relationship between floor space and total cost Signup and view all the answers

What is the characteristic of the number of fingers on your hands?

It is a constant quantity that typically remains the same Signup and view all the answers

Which of the following pairs of quantities has a direct influence on the number of bricks required?

The number of identical houses to be built and the number of bricks required Signup and view all the answers

What is the characteristic of the number of calls you make?

It is a variable quantity that changes with each call made Signup and view all the answers

Which of the following pairs of quantities has no direct influence on each other?

The length of your arm and your ability to finish Mathematics tests quickly Signup and view all the answers

What is the relationship between the number of matches in an arrangement and the number of triangles in the arrangement?

The number of matches and the number of triangles are directly related in specific patterns Signup and view all the answers

What happens to the airtime left on your cell phone when the number of calls you make increases?

It decreases at a constant rate Signup and view all the answers

Which of the following pairs of quantities has a direct influence on each other?

The number of identical houses to be built and the number of bricks required Signup and view all the answers

What is the characteristic of the length of the school day?

It is a constant quantity that typically remains the same Signup and view all the answers

What is the primary purpose of identifying the relationships between variables in a flow diagram?

To visualize the connections between input and output numbers Signup and view all the answers

When analyzing a flow diagram for house costs in a new development, what is the primary consideration?

The relationship between floor space and total cost Signup and view all the answers

How can you determine the operators needed to complete a flow diagram?

By analyzing the input-output relationships Signup and view all the answers

What is the result of applying an operator to an input number in a flow diagram?

The output number is calculated Signup and view all the answers

What is the purpose of describing the calculations in a flow diagram using words?

To clarify the relationships between input and output numbers Signup and view all the answers

What is the primary advantage of using a flow diagram to represent the relationship between floor space and total cost?

It clarifies the connection between input and output numbers Signup and view all the answers

What is the relationship between the number of bricks required and the number of houses to be built?

The number of bricks required increases as the number of houses to be built increases Signup and view all the answers

Which of the following pairs of quantities has a direct influence on each other?

The number of calls you make and the airtime left on your cell phone Signup and view all the answers

What is the characteristic of the number of learners at a school?

It is a variable quantity that changes every year Signup and view all the answers

What is the relationship between the number of learners at a school and the number of classrooms needed?

The number of learners at a school increases as the number of classrooms needed increases Signup and view all the answers

What is the characteristic of the length of your arm?

It is a constant quantity that remains the same Signup and view all the answers

Which of the following pairs of quantities has no direct influence on each other?

The length of your arm and your ability to finish Mathematics tests quickly Signup and view all the answers

What is the relationship between the number of identical houses to be built and the number of bricks required?

The number of bricks required increases as the number of identical houses to be built increases Signup and view all the answers

Which of the following pairs of quantities has a direct influence on each other?

The number of matches in an arrangement and the number of triangles in the arrangement Signup and view all the answers

What is the primary purpose of creating a flow diagram for house costs in a new development?

To identify the variables that influence the total cost of a house Signup and view all the answers

What is the role of an operator in a flow diagram?

To determine the output numbers from the input numbers Signup and view all the answers

How can you describe the calculations in a flow diagram using words?

By explaining the operations performed on the input numbers Signup and view all the answers

What is the result of applying an operator to an input number in a flow diagram?

An output number is calculated Signup and view all the answers

What is the primary advantage of using a flow diagram to represent the relationship between floor space and total cost?

It illustrates the relationships between variables Signup and view all the answers

Math Gr 8 Ch 6: Input and Output Values

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Questions and Answers

What type of relationship exists between two variable quantities if one is influenced by the other?

What is the primary purpose of a flow diagram?

In a flow diagram, what determines the output number for each input number?

How can you describe the calculations in a flow diagram?

What is the purpose of analyzing the input-output relationships in a flow diagram?

What is the application of flow diagrams in the context of house costs in a new development?

Which of the following is an example of a variable quantity?

What is the relationship between the number of calls you make and the airtime left on your cell phone?

Which of the following pairs of quantities has no direct influence on each other?

What happens to the number of bricks required when the number of identical houses to be built increases?

Which of the following is an example of a constant quantity?

What is the relationship between the number of learners at a school and the number of classrooms needed?

Which of the following pairs of quantities has a direct influence on each other?

What happens to the number of classrooms needed when the number of learners at a school increases?

What is the primary purpose of identifying the relationship between variables in a flow diagram?

What is the role of an operator in a flow diagram?

In a flow diagram, what is the result of applying an operator to an input number?

How can the cost of houses excluding the stand be calculated using a flow diagram?

What is the purpose of describing the calculations in a flow diagram using words?

What is the primary purpose of creating a flow diagram for house costs in a new development?

What is the characteristic of the number of fingers on your hands?

Which of the following pairs of quantities has a direct influence on the number of bricks required?

What is the characteristic of the number of calls you make?

Which of the following pairs of quantities has no direct influence on each other?

What is the relationship between the number of matches in an arrangement and the number of triangles in the arrangement?

What happens to the airtime left on your cell phone when the number of calls you make increases?

Which of the following pairs of quantities has a direct influence on each other?

What is the characteristic of the length of the school day?

What is the primary purpose of identifying the relationships between variables in a flow diagram?

When analyzing a flow diagram for house costs in a new development, what is the primary consideration?

How can you determine the operators needed to complete a flow diagram?

What is the result of applying an operator to an input number in a flow diagram?

What is the purpose of describing the calculations in a flow diagram using words?

What is the primary advantage of using a flow diagram to represent the relationship between floor space and total cost?

What is the relationship between the number of bricks required and the number of houses to be built?

Which of the following pairs of quantities has a direct influence on each other?

What is the characteristic of the number of learners at a school?

What is the relationship between the number of learners at a school and the number of classrooms needed?

What is the characteristic of the length of your arm?

Which of the following pairs of quantities has no direct influence on each other?

What is the relationship between the number of identical houses to be built and the number of bricks required?

Which of the following pairs of quantities has a direct influence on each other?

What is the primary purpose of creating a flow diagram for house costs in a new development?

What is the role of an operator in a flow diagram?

How can you describe the calculations in a flow diagram using words?

What is the result of applying an operator to an input number in a flow diagram?

What is the primary advantage of using a flow diagram to represent the relationship between floor space and total cost?

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