A restaurant receives on average 1,000 customers per day (between 9am and 9pm). During peak times (12pm to 2pm and 7pm to 9pm), the restaurant receives around 700 customers in total and, on average, 70 customers can be found in the restaurant at a given point in time. At non-peak times, the restaurant receives 300 customers in total and, on average, 30 customers can be found in the restaurant at a given point in time. a. What is the average time that a customer spends in the restaurant during peak times? b. What is the average time that a customer spends in the restaurant during non-peak times?
A restaurant receives on average 1,000 customers per day (between 9am and 9pm). During peak times (12pm to 2pm and 7pm to 9pm), the restaurant receives around 700 customers in total and, on average, 70 customers can be found in the restaurant at a given point in time. At non-peak times, the restaurant receives 300 customers in total and, on average, 30 customers can be found in the restaurant at a given point in time. a. What is the average time that a customer spends in the restaurant during peak times? b. What is the average time that a customer spends in the restaurant during non-peak times?
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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A restaurant receives on average 1,000 customers per day (between 9am and 9pm). During peak times
(12pm to 2pm and 7pm to 9pm), the restaurant receives around 700 customers in total and, on average,
70 customers can be found in the restaurant at a given point in time. At non-peak times, the restaurant
receives 300 customers in total and, on average, 30 customers can be found in the restaurant at a given
point in time.
a. What is the average time that a customer spends in the restaurant during peak times?
b. What is the average time that a customer spends in the restaurant during non-peak times?
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