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CSAT ZONE (Feb 21, 2017) More Articles

How many four digit numbers can be formed using digits 0,1,2,3,4 such that

(i) Repetition of digits is allowed.

(ii) Repetition of digits is not allowed.

A)

500, 96

B)

125, 96

C)

500, 48

D)

125, 48


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