Peter went upstream in a canoe at an average speed of 12 miles per hour. he returned by the same route at an average speed of 18 miles per hour. what was peter's average speed for the round trip, in miles per hour?

Assessment includes a. interviews, recorded conversations, videos, frequency counts, and time samples. b. formal standardized tests and developmental screening tools. c. various types of documented observations, documentation of child work, checklists, rating scales, and standardized tests. d. anecdotal notes, narratives or daily records, daily health checks, and teacher observation checklists.

Which best describes standard precautions?

Which food would provide you with the most calcium?