5TH SIX WEEKS SPIKE TIME #2

The graph of a line passes through the points (-3, 1) and (5, 8).

What is the slope of the line?

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The table of values shows a linear relationship between x and y.

 

What is the slope of the line represented by the table of values?

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A worker is packing items in boxes. The table shows the linear relationship between the number of items the worker has packed in boxes after different amounts of time.

Which statement describes the rate of change of the number of items the worker packed in boxes with respect to the number of minutes the worker has been packing items in boxes?

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• The worker packed 8 items in boxes per minute.

• The worked packed 4 items in boxes per minute.

• The worker packed 37 items in boxes per minute.

• The worker packed 15 items in boxes per minute.

The graph of a line is shown on the grid. The coordinates of both points indicated on the graph of the line are integers.

  

What is the rate of change of y with respect to x for this line?

The table shows the linear relationship between the distance in feet below sea level and the time in seconds traveled by a submarine.

 

What is the rate of change of the distance in feet below sea level with respect to time that the submarine traveled?

Mathematical Equivalence

ON

The values in the table represent a linear relationship between x and y.

  

What is the rate of change of y with respect to x?

• 10

• 17

• -10

• -17

The graph of a linear function is shown on the grid.

 

What is the rate of change of y with respect to x for this function?

A contractor's total earnings from a job include a fixed amount plus an amount based on the number of hours worked. The values in the table represent the linear relationship between the number of hours worked and the contractor's total earnings in dollars.

  

What is the rate of change of the contractor's total earnings in dollars with respect to the number of hours worked?

• $8.75 per hour worked

• $9.25 per hour worked

• $10.00 per hour worked

• $20.00 per hour worked

The graph of a linear function is shown on the grid.

Which equation is best represented by this graph?

The conversion of degrees Celsius to degrees Fahrenheit can be represented by a linear relationship. The graph shows the linear relationship between y, the temperature in degrees Fahrenheit, and x, the temperature in degrees Celsius from the freezing point of water.

  

Which equation best represents this situation?