Tell how many common internal tangents and how many common external tangents there are for each pair of circles.

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.

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount

Use a standard normal table to determine the probability. give your answer as a decimal to four decimal places. −1.5< < 1.5)