Two typists are comparing their typing speeds. The number of words that typist A can type is given by
the function w = 501, where w is the number of
words typed and is the time, in minutes, spent
typing. The graph shows the number of words that
typist B can type. Which typist can type faster?
Explain.
W
Words typed
90
80
70
560
50
140
30
20
10
0.5 1 1.5 2 2.5 3 3.5 t
Time (minutes)