Question

mr. holland, a track coach, recorded the sizes of all the nearby track teams.
track team sizes (number of members)
how many teams are there in all?
teams
submit

Explanation:

Step1: Identify each bar's value

1 - 20: 10, 21 - 40: 10, 41 - 60: 50, 61 - 80: 10, 81 - 100: 30, 101 - 120: 20.

Step2: Sum all values

$10 + 10 + 50 + 10 + 30 + 20 = 130$.

Answer:

130