Published by:
CGP EDU Academic Team
Published on: August 14, 2026
A local post office is to send M telegrams which are distributed at random over N communication channels, (N > M). Each telegram is sent over any channel with equal probability. Chance that not more than one telegram will be sent over each channel is:
A
B
C
1 − 
D
1 − 
Text Solution
Verified by ExpertsThe correct answer is:
A
Since line are more N C M are those lines where telegrams will go N C M × M ! = far
Total = N M [As first telegram can go in any one of n lies]
[As 2nd telegram can go in any one of n lies] P = 
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