Answer:
Unit rate is 152 customers per day
Step-by-step explanation:
Given,
Total number of customers = 6840,
Time required for the customers = 45 days,
Therefore,
[tex]\text{Unit rate}=\frac{\text{Total number of customers}}{\text{Time required}}[/tex]
[tex]=\frac{6840}{45}[/tex]
[tex]=152\text{ customers per day}[/tex]