1- Sketch resource utilization with run time,what do you conclude?2- If each hour a customer spends at the store has a cost of $10andserver at the checkout counter is paid $20 per hour, is itecon Use ARENA to develop a single server simulation model where customers arrive to a check-out counter at the store with Lambda \( =12 \) Customer \( / \mathrm{hr} \) and served with \( \mathrm{Mu}=15 \m 2 answers