please answer both questions An observer standing on the platform at a train station watches a train pass by. Through the windows, the observer on the platform can see a passenger moving inside the train. Rank the followingsituations from fastest to slowest relative speed for the observer and passenger. The speed and direction of the passenger is given compared to the floor of the train. (Use onlynot include any parentheses around the letters or symbols.)">"or"-"symbols. DoA. Train moves 21.0 mph east; passenger moves 4.00 mph east.B. Train moves 23.0 mph east; passenger moves 4.00 mph west.C. Train moves 19.0 mph east; passenger moves 5.00 mph east.D. Train moves 22.0 mph east; passenger is at rest (not moving). A runner in a marathon passes the 7-mile mark at 1 o'clock and the 23-mile mark at 3 o'clock. What is the runner's average speed during this time period?3.2X mph

Answered: A runner in a marathon passes the…

A runner in a marathon passes the 7-mile mark at 1 o'clock and the 23-mile mark at 3 o'clock. What is the runner's average speed during this time period? 3.2 X mph

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter1: Variables, Expressions, And Integers

Section1.8: The Coordinate Plane

Problem 7E

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Question

please answer both questions

An observer standing on the platform at a train station watches a train pass by. Through the windows, the observer on the platform can see a passenger moving inside the train. Rank the following
situations from fastest to slowest relative speed for the observer and passenger. The speed and direction of the passenger is given compared to the floor of the train. (Use only
not include any parentheses around the letters or symbols.)
">"
or
"-"
symbols. Do
A. Train moves 21.0 mph east; passenger moves 4.00 mph east.
B. Train moves 23.0 mph east; passenger moves 4.00 mph west.
C. Train moves 19.0 mph east; passenger moves 5.00 mph east.
D. Train moves 22.0 mph east; passenger is at rest (not moving).

Transcribed Image Text:A runner in a marathon passes the 7-mile mark at 1 o'clock and the 23-mile mark at 3 o'clock. What is the runner's average speed during this time period? 3.2 X mph

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