Ricardo changed $600 into pounds when the exchange rate was $1 = 0.60 pounds He later changed all the pounds back into dollars when the exchange rate was $1 = 0.72 pounds
How many dollars did he receive ??

Two lines that do not intersect are skew. always sometimes or never

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

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.