a pile of coins, consisting of dimes and quarters only, is worth 4 dollars and 55 cents. there are 7 more dimes than quarters in
1 answer:
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Answer:
5 minutes.
Step-by-step explanation:
We have been given that a bank finds that the average number of people waiting in line during lunch hour is 10. On average, during this period, 2 people per minute leave the bank after receiving service.
We will use flow time formula to solve our given problem.
Therefore, on average bank customers wait in line for 5 minutes.