Tetsu rides his bicycle x miles the first day, y miles the second day, and z miles the third day. Which of the following expressions represents the average number of miles per day that Tetsu travels?
A)x + y + z
B)xyz
C)3( x + y + z)
D)3( xyz)
E)( x + y + z)/3

Question

Quizplus · Accepted Answer

The average number of miles per day is calculated by summing the total miles traveled over the three days (x + y + z) and then dividing by the number of days (3).

Tetsu Rides His Bicycle X Miles the First Day, Y