Q) How many different signals can be given using any number of flags from 5 flags of different colours.
Asked by Anish
29th November 2018,
9:28 AM
Answered by Expert
Answer:
1 flag signal = 5P1 ways
2 flag signal = 5P2 ways
3 flag signal = 5P3 ways
4 flag signal = 5P4 ways
5 flag signal = 5P5 ways
ans: add them all
Answered by Expert
29th November 2018,
9:47 AM
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