The dimensions of a cinema hall are 100m, 50m and 18m. How many persons can sit in the hall, if each person requires `150 m^3` of air?

Explanation

To solve the problem, we need to determine how many persons can sit in the cinema hall based on its volume and the amount of air each person requires. Here are the steps to find the solution:

### Step-by-Step Solution:

1. **Identify the dimensions of the cinema hall**:
- Length (L) = 100 m
- Breadth (B) = 50 m
- Height (H) = 18 m
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