30 points to answer all of them please help this is due in 4 minutes

Adozen bananas weigh 3 pounds how many ounces does 1 banana weigh

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.