t an ice-cream stall m + n(n ≤ m) people are in a queue to buy one 150 ice-cream each. The stall-keeper has no change. Precisely m of the people have just a 150 note and the remaining n people have just a [100 note. Find the probability that the stall-keeper always has enough change to serve the customers in turn.
t an ice-cream stall m + n(n ≤ m) people are in a queue to buy one 150 ice-cream each. The stall-keeper has no change. Precisely m of the people have just a 150 note and the remaining n people have just a [100 note. Find the probability that the stall-keeper always has enough change to serve the customers in turn.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:t an ice-cream stall m +n (n s m) people are in a queue to buy one 150 ice-cream each. The stall-keeper has no change. Precisely m of the
people have just a [50 note and the remaining n people have just a |100 note. Find the probability that the stall-keeper always has enough
change to serve the customers in turn.
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