Question

In a company canteen, it was observed that there is only one waiter who takes exactly 4 minutes to serve a cup of coffee once the order has been placed with him. If workers arrive in the canteen at an average rate of 10 per hour, how much time he is expected to spend waiting for his turn to place the order.​

Answer 1

Answer:

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In its most general form, algebra is the study of mathematical symbols and the rules for manipulating these symbols; it is a unifying thread of almost all of mathematics. It includes everything from elementary equation solving to the