A student walks from her home to a library 300m due east in 5min. She then rests for 2min inside the library. Afterwards she walks 400m due west, taking 6min, and stops at a café.
(a) Calculate the total distance travelled during the entire outing.
(b) Determine her displacement in magnitude and direction from her home to the café.
(c) Compute her average speed for the whole duration, including the rest time.
(d) Compute her average velocity for the whole duration, including the rest time.