A highschool gym teacher randomly selects a group of two players from three students to demonstrate a basketball drill during class the three students consists of two girls andrea and marta and one boy davi.
The sample space of possible groups is listed below.

Let A be the event that both students the coach chooses are girls and B be the event that the first player is a boy.

What is P(A or B), the probability that the coach chooses all girls or boys first ?

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.