Last one, omg so ready to be done with school.

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

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.