Tips and tricks

How many 4 digit numbers can be formed with the digits 1 2 3 4 5 6 digit repeated any number of times in any arrangement?

How many 4 digit numbers can be formed with the digits 1 2 3 4 5 6 digit repeated any number of times in any arrangement?

Since there is no restriction on repetition of digits, each one of the hundred’s, ten’s and unit’s digits can be filled in 6 ways. Hence, the required number of numbers=(6×6×6)=216.

How many different 4 digit even numbers can be formed from the digits?

Hence, there are 48 four digit even numbers that can be formed using the digits 1, 2, 3, 4, 5 if no digit is repeated.

How many 4 digit NOS can be formed?

The smallest 4-digit number is 1,000 and the largest 4-digit number is 9,999, and there are a total of 9000 numbers from 1000 to 9999. We can make many four-digit numbers by using digits from 0 to 9 but we need to remember that the thousands place in a 4-digit number should not be 0.

How many 4-digit even numbers can you make with 4 numbers?

If the 4th digit is 0, then that leaves 5 possible numbers for the 1st digit, 4 for the 2nd, and 3 for the 3rd. 5 x 4 x 3 = 60 possible 4-digit even numbers. If the 4th digit is 2 or 6, that leaves 4 possible numbers for the 1st digit (can’t be 0), 4 for the 2nd digit, and 3 for the 3rd digit. 4 x 4 x 3 x 2 = 96 possible 4-digit even numbers.

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What is the 4 digit number series?

The 4 digit number series begins with the number 1,000 and ends with the number 9,999. 4-digit numbers are the numbers having 4-digits and we can form 4-digit numbers by using any digits from 0-9, but the number should begin with digit 1 or a number greater than 1.

How many numbers can be formed from the second blank?

The second blank can now be filled by four remaining digits because repetition is not allowed and hence the digit selected for the first blank cannot be selected. So four ways. Similarly 3 for the third blank and two for the last blank. Hence the answer is 120 such number can be formed.

What is the smallest four-digit number with two different digits?

The smallest four-digit number, using two different digits is 1,000. (1,000 is the least four-digit number too). The greatest four-digit number, using only one digit is 9,999 (9,999 is the greatest four-digit number too). The greatest four-digit number, using two different digits is 9,998.