the no. of 4-digit numbers that can be formed with 0,1,2,3,4,5 is?

a)6p4 b)5.6P4 c)6P4-5P4 d)6p4-5³P3

Dear student,

The correct answer is c) as you will have to subtract those numbers starting with 0 as they will not form 4 digit number.

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