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| Teaching Since: | May 2017 |
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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
Show transcribed image text Open-Response Homework Problem 3.5 You and a friend are riding bikes one afternoon. You start 3 minutes ahead of her from her carport. pedaling 5m/s for 10 minutes when you spot your kid brother playing with a lizard by the road. After you had stopped for 5 minutes to chat, your friend passes by, oblivious to both you and the fact that she has forgotten her sack lunch at her house. Since you don't want to be left behind but your friend needs her lunch, you immediately pedal back towards her house twice as fast as when you left When you are halfway to the house, your speedy friend catches up, having finally remembered her lunch. Consider away from her house to be the positive direction, and that time starts for her entire trip when she leaves. (a)(5 pt(s)_____]What was her average velocity for the entire trip? (b)14 pt(s)____ ]What was her average velocity from the time she passed you (while you were talking to your brother) until the time when she caught up with you? Open-Response Homework Problem 3.6 16 pt(s)______] A plane normally takes 10 hours to travel 5,500 miles. One day significant headwinds slow the plane down. so that its first (distance) of the trip it was only traveling at 250mph. If the plane finishes the trip at its normal speed. how long will the entire trip take?
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