Anyone willing to help on this worksheet?

Explain how you can use the associative property to evaluate (7x50)x4.

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.

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3