To find the constant of proportionality, we divide the number of words typed by the number of minutes it took to type. So the constant of proportionality is 368 words / 8 minutes = 46 words per minute.
Therefore, the correct answer is B. 46 words per minute.
Sam can type 368 words in 8 minutes. What is the constant of proportionality that relates the number of words typed, y , to the number of minutes it took to type, x ? (Remember that constant of proportionality is k = y/x )
A. 50 words per minute
B. 46 words per minute
C. 44 words per minute
D. 36 words per minute
1 answer