Joseph jogs from one end $A$ to the other end $B$ of a straight $300 \, m$ road in $2 \, min$ $30 \, sec$ and then turns around and jogs $100 \, m$ back to point $C$ in another $1 \, min$. What are Joseph's average speeds and velocities in jogging from $A$ to $C$?

  • A
    $904 \, m s^{-1}$ and $952 \, m s^{-1}$
  • B
    $0.904 \, m s^{-1}$ and $1.952 \, m s^{-1}$
  • C
    $1.904 \, m s^{-1}$ and $0.952 \, m s^{-1}$
  • D
    $0.809 \, m s^{-1}$ and $0.599 \, m s^{-1}$

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