Question

Adolto ran 6 laps on the track during practice His

average time per lap was 1.6 minutes. His times for
the first 5 laps were 1.5 minutes, 1.3 minutes, 1.5
minutes, 1.7 minutes, and 2.1 minutes. What was his
time for the last lap?

Answer 1

1.5 minutes

Explanation:

6 x 1.6 = 9.6

9.6 - 1.5 - 1.3 - 1.5 - 1.7 - 2.1 = 1.5