The data for tall Buildings Stories and heights of buildings are presented as follows: Stories         64         54         41         31         45         38         42         41         37         50

Heights         841         725         635         616         615         582         535         520         511         485

* Which of the two variables is the independent variable? (1 mark)

* Which is the dependent variable? (1 mark)

* What type of variable is the independent variable? (2 marks)

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.