Solution to HW2

Solution to HW2 - ` 1) (A) 2 points For example, lets...

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` 1) (A) 2 points For example, let’s calculate the capacity in terms of arrival customer per hour. (B) 4 points Capacity of car’s parking space = 70 cars × 2.6 (customers/car) / [1.5 hours × 90%] = 134.9 customer/hr Capacity of bus’s parking spaces =2 buses × 20.2 (customers/bus) / [1.5 hours × 10%] = 269.5 customer/hr Capacity of bar area spaces =50 seats / [1.5 hours × 30%] = 111.2 customer/hr Capacity of family dining area spaces =200 seats / [1.5 hours × 70%] = 190.5 customer/hr (C) 4 points Bottleneck is bar area and the capacity of the restaurant will be 111.2 or 111 customers per hour. ==================================================================================== ` 2) Demand= 180 bagels/day Working day= 10 hrs = 30 grilled veggies bagels/day = 110 veggies bagels/day = 40 cream choose bagels /day (A) 7 points The bottleneck is “Veggies on Bagel”, as it has the highest implied utilization.
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Resource Available minutes per hour Grilled veggie bagel Veggie bagel Cream cheese bagel Total Implied utilization Cut 60 3*3 3*11 3*4 54 54/60 Grilled stuff 60 3*10 0 0 30 30/60 Veggies on Bagel 60 3*5 11*5 0 70 70/60 Cream cheese 60 0 0 4*4 16 16/60 Wrap 60 3*2 11*2 4*2 36 36/60 (B) 3 points If we want to keep the product mix constant (i.e. keep the ratio between the various bagel types at
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Solution to HW2 - ` 1) (A) 2 points For example, lets...

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