answersLogoWhite

0


Best Answer

There are 9C2 = 9*8/(2*1) = 36 2-digit combinations.

User Avatar

Wiki User

โˆ™ 2014-06-21 11:14:24
This answer is:
๐Ÿ™
0
๐Ÿคจ
0
๐Ÿ˜ฎ
0
User Avatar

Add your answer:

Earn +20 pts
Q: How many 2 number combinations are there in the numbers 1 to 9?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

How many combinations can you make with the numbers 2 3 6 7 and 8?

You can make 5 combinations of 1 number, 10 combinations of 2 numbers, 10 combinations of 3 numbers, 5 combinations of 4 numbers, and 1 combinations of 5 number. 31 in all.


How many 6 number combinations in 138?

There are 8,592,039,666 combinations of 6 numbers out of 138 numbers, like the numbers from 1 to 138.


How many 7-number combinations are there for numbers 1-39?

There are 15380937 of them.


How many 3 number combinations are in the numbers 1 to 44?

There are 13,244 of them.


How many numbers can you make with 3 7 8 9?

14 * * * * * Wrong! There are 15. 4 combinations of 1 number, 6 combinations of 2 number, 4 combinations of 3 numbers, and 1 combination of 4 numbers.


How many combinations are there in 4 numbers?

10 * * * * * That is just plain wrong! It depends on how many numbers in each combination but there are 1 combination of 4 numbers out of 4, 4 combinations of 3 numbers out of 4, 6 combinations of 2 numbers out of 4, 4 combinations of 1 number out of 4. A grand total of 15 (= 24-1) combinations.


How many 3 number combinations are there in the numbers 1 - 20?

There are: 20C3 = 1140


How many 6 number combinations are there in the numbers 1 through 59?

9


How many 6 number combinations are there in numbers 1 tp 50?

300


How many 6 number combinations are there in the numbers 1 through 9?

900000


How many different combinations of 6 numbers are there in the numbers 1-45?

Number of combinations = 45C6 = 45!/6!(45-6)! = 8,145,060


How many 12 number combinations are there in numbers 1 to 24?

There are 24C12 = 24!/[12!*12!] = 2,704,156 combinations.


What is the number of combinations of 1-6?

7


How many 5 number combinations are there for numbers 1-5?

120 5x4x3x2x1=120


How many combinations of 6 numbers are there in 56 numbers What are these combinations?

just intrested in the number combinations * * * * * Number of combinations = 56C6 = 56*55*54*53*52*51/(6*5*4*3*2*1) = 32,468,436


How many different combinations of 5 numbers 5 number combination?

120 WRONG! That is the number of PERMUTATIONS. In the case of combinations, the order of the numbers does not matter, so there is only 1 5-number combination from 5 numbers.


How many combinations of 6 are there for numbers 1-36?

There are 1,947,792 combinations of 6 numbers out of 36 numbers.


How many number combinations are possible with the same three numbers?

Six * * * * * No, that is the number of PERMUTATIONS (not combinations). With 3 numbers, the number of combinations, including the null combination, is 23 = 8. With the three numbers 1,2 and 3, these would be {None of them}, {1), {2), {3}, {1, 2}, {1, 3}, {2, 3}, {1, 2, 3}.


How many 6 number combinations with numbers 1 2 3 4 5 6?

1


How many 1 letter and 1 number combinations can be made from 5 numbers and 4 letters?

20


How many combinations can you get in number 4?

it is hard to say there are lot of combinations belive or not * * * * * If the previous answerer thinks 15 is a lot then true. There are 1 combination of 4 numbers out of 4, 4 combinations of 3 numbers out of 4, 6 combinations of 2 numbers out of 4, 4 combinations of 1 number out of 4. A grand total of 15 (= 24-1) combinations. Not so hard to say!


How many different combinations are there in a 1 row 6 numbers between the numbers 1-49?

there are 13,983,816 combinations.


What are the combinations of 1 through 10 with out using them twice?

There is 1 combination of all ten numbers, 10 combinations of one number and of nine numbers, 45 combinations of two or eight numbers, 120 combinations of three or seven numbers, 210 combinations of four or six numbers and 252 combinations of five numbers. That is 1023 = 210 - 1 in total.


How many 5 digit combos in 30 numbers?

The answer will depend on how many digits there are in each of the 30 numbers. If the 30 numbers are all 6-digit numbers then the answer is NONE! If the 30 numbers are the first 30 counting numbers then there are 126 combinations of five 1-digit numbers, 1764 combinations of three 1-digit numbers and one 2-digit number, and 1710 combinations of one 1-digit number and two 2-digit numbers. That makes a total of 3600 5-digit combinations.


How many 5 numbers combinations can you make from numbers 1 through 35 and you can use multiple combinations but still use each number only once?

35