1.8  How could you increase the reliability of the experiment?  (3)  

1.3 Person B’s heart rate is different after exercising for 90 seconds than when at rest.  Provide the difference between these two heart rates.  Show your workings. (2)

1.10  Name two ways in which more accurate measurements could have been taken. (2)  

2.2   Why is exercise recommended?  (3)  

1.7   Interpret the results from your graph by stating the relationship that exists between the dependent and independent variables. (2)  

2.3 Name THREE diseases that are the result of a combination of people not exercising, overeating, and living an unhealthy lifestyle.  (3)  

 Study the following table that indicates the results obtained from the method above.   TO VIEW THE DIAGRAM, RIGHT-CLICK ON THE BUTTON BELOW AND OPEN IT IN A NEW WINDOW: 

Solve the equation.5 – 6 = 3

Solve the rational inequality. < 2

1.10  Name two ways in which more accurate measurements could have been taken. (2)