Q. 74.4( 7 Votes )
How many automobile license plates can be made if each plate contains two different letters followed by three different digits?
Answer :
Given:-
Number of letters in automobile license plates =2
We know that there are 26 alphabets
so, without repetition letter can be arranged
= 26×25
=650
Number of digitsin automobile license plates =3
We know that there 10 digits
Hence the no of digits with no repetitions
=10×9×8=720
Total number of way automobile license plates
=720×650
=468000
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