what is the unit rates for a store that had 30 customers in 12 min.

30cust/12min = 5cust/2min = 2.5 cust/min

5 customers----2.5 customers

To find the unit rate for the store that had 30 customers in 12 minutes, you need to divide the number of customers by the number of minutes. The unit rate will give you the average number of customers per minute.

To calculate the unit rate:
- Take the number of customers, which is 30.
- Divide it by the number of minutes, which is 12.

So, the unit rate for this store is 30 customers/ 12 minutes = 2.5 customers per minute.