1. q: michael travels 172 miles in 4 hours. find the unit rate. 2. q: a man riding a motorbike travels a distance of 285 miles in 6 hours. what is the motorbike's speed in feet per minute? 3. q: an architect built a scale model of a shopping mall. on the model, a circular fountain is 21 inches tall and 17.5 inches in diameter. if the actual fountain is to be 6 feet tall, what will its diameter be?

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.