Max and Henry leave for school at the same time. Henry lives 1 mile away from school, and Max lives 0.5 miles farther from school than Henry does. Henry walks at an average speed of 3 miles per hour, while Max jogs at an average speed of no faster than 5.5 miles per hour. If s represents Max's average speed in miles per hour, for what values of s will Max arrive

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geologic time scale (for gradpoint) =)

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.