1.

If Repetition Of The Digits Is Allowed, Then The Number Of Even Natural Numbers Having Three Digits Is?

Answer»

In a 3 digit NUMBER one’s PLACE can be filled in 5 different ways with (0,2,4,6,8)

10’s place can be filled in 10 different ways

100’s place can be filled in 9 different ways

There FORE total number of ways = 5X10X9 = 450.

In a 3 digit number one’s place can be filled in 5 different ways with (0,2,4,6,8)

10’s place can be filled in 10 different ways

100’s place can be filled in 9 different ways

There fore total number of ways = 5X10X9 = 450.



Discussion

No Comment Found

Related InterviewSolutions