Nola hiked down a trail at a steady rate for 10 minutes. her change in elevation was -200 feet. then she continued to hike down another 20 minutes at a
different rate. her change in elevation for this part of the hike was -300 feet. during which portion of the hike did she walk down at a faster rate? explain your reasoning.

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.