Question

the advertising agency counted the number of billboards in each city in the state. billboards per city how many cities are there in all? \boxed{} cities submit

Explanation:

Step1: Identify each bar's value

0 - 4: 50, 5 - 9: 50, 10 - 14: 40, 15 - 19: 10, 20 - 24: 10, 25 - 29: 20, 30 - 34: 0, 35 - 39: 30, 40 - 44: 0.

Step2: Sum the values

$50 + 50 + 40 + 10 + 10 + 20 + 0 + 30 + 0 = 210$.

Answer:

210