How many four digit numbers are there such that the sum of the digits is 10?

There are 219 4-digit numbers whose sum of digits is 10.

How many 4 digit numbers are there in which all the digits are even?

Together, this gives 2296 numbers with 4 distinct digits that are even.

How many four digit numbers are such that the sum of the digits is 9?

So there are 165 four-digit numbers with a digit-sum of 9.

How many 4 digit numbers are there which have a digit sum of 12?

2 Answers

Selected Digit	Possible Selection(s) for sum=12	Number of Combinations Possible
4	4,3,1	12
4	4,2,2	6
4	3,3,2	12
		33 ways

How many four digit whole numbers n are possible such that the last four?

Then looking at the last four digits, the last four digits must be either 0000, 0001, 0625 or 9376. Out of those, only 9376 is a 4 digit number.

How many 4 digit numbers can be made up of only odd digits repetitions?

=24 permutations of the 4 digits. Half of them end in 0 or 2, so only 12 of them are odd. Since a four-digit number can’t start with 0 we must exclude the permutations that start with 0.

How many 4 digit numbers divisible by 29 have the sum of the digits 29?

The final numbers are 4988, 7598, 7859, 9686, 9947.

What is the sum of the digit 4?

Four digit numbers =4⋅3⋅2⋅1=24 ways we can form a four digit number. Since it’s a 4 digit number, each digit will appear 6=24/4 times in each of units, tens, hundreds, and thousands place. Therefore, the sum of digits in the units place is 6(1+2+5+6)=84.

How many 4 digit whole numbers n are possible such that the last 4 digits of n2 are the number N?

Can the digits of a 4 digit number be repeated?

However, the digits cannot be repeated In the 4 -digit numbers and thousands place is already occupied with a digit. The hundreds, tens, and units place is to be filled by the remaining 9 digits.

How many 4 digit numbers can add up to 34?

4 digit numbers have first digit non-zero like all other numbers but in this case no 4 digit number exists that has any digit 0 that its digits add up to 34. Lets prove this: if it has one digit 0, the remaining three digits have to add up to 34. Again lets assume these three digits are all 9, that is to say the maximum number that can be is 9.

How many 3 digit numbers are there with 9 different digits?

The hundreds, tens, and units place is to be filled by the remaining 9 digits. Therefore, there will be as many such 3 -digit numbers as there are permutations of 9 different digits taken 3 at a time.

How many ways can you fill thousand’s place with 4 digits?

A four digit number is to be formed from the digits 0,1,2,3,4,5,6,7,8,9. Since, leftmost place i.e thousand’s place cannot have zero. So, there are 9 ways to fill thousand’s place.