0
How many 3 digit numbers can be formed by 3 4 5 6 7 8 without repetition?
Wiki User
∙ 12y ago
120.
There are 6 digits. If we pick the digits in order, there are
6 possible digits for the first digit
5 remaining digits for the second digit
4 remaining digits for the third digit.
6*5*4 = 120.
Wiki User
∙ 12y ago
Add your answer:
Earn +20 pts
How many different 3 digit number can be formed from 13579 if there's repetition?
As there are 5 different digits, allowing for repetition of a digit, the first digit can be any of the 5, and for each of these, the second can be any of the 5, and so for the third, making: 5 x 5 x 5 = 125 different 3-digit numbers.
How many 4-digit numbers are possible if the hundreds digit is 8 and if repetition of digits is allowed?
-4
How many 3 digit number can be made using the digits 2 4 7 9?
24 three digit numbers if repetition of digits is not allowed. 4P3 = 24.If repetition of digits is allowed then we have:For 3 repetitions, 4 three digit numbers.For 2 repetitions, 36 three digit numbers.So we have a total of 64 three digit numbers if repetition of digits is allowed.
How many even 3-digit numbers can be formed from digits 1 3 5 7 9 repetition allowed?
125 There are five choices for each of the three digits (since repetition is allowed). So there are 5*5*5=125 combinations.
How many even numbers of four digits can be formed with digits 1 2 3 4 5 6 repetition of the digit is allowed?
6 x 6 x 6 x 3 = 648 6 because the first digit can be any of the numbers 6 again, because the second digit can be any of the numbers 6, again, because the third digit can be any of the numbers 3, because the fourth/last digit can only be 2, 4, or 6
How many three digit numbers can be formed using the digits 873 and 6 without repetition?
I take it that you want to make three digits numbers with 8,7,3, and 6 without repetition. The first digit cane be selected from among 4 digits, the second from 3 digits, the third digit from 2, hence the number of three digit numbers that can be formed without repetition is 4 x 3 x 2 = 24
How many 3-digit numbers can be formed by the digits 4 5 9 without repetition?
Six (6)
How many five digit multiples of 3 are formed using 012346 and 7 without repetition?
There are 600 such numbers.
How many 3 digit numbers can be formed from the numbers 123456789 if repetition is not allowd?
There are 504 such numbers.
How many 3 digit numbers are formed from 1234567?
If repetition is allowed . . . . . 343 If repetition is not allowed . . . . . 210
How many 3 digit numbers can be formed using the digits 1 to 9 without repetition?
9*8*7 = 504 of them.
How many 3 digit numbers can be formed by the digits 4 5 9 without repetition?
3*2*1 = 6 of them.
How many 3 digit numbers can be formed from the digits 1234?
64 if repetition is allowed.24 if repetition is not allowed.
What is the difference between the largest 4 digit numbers with repetition and the smallest 3 digit without repetition?
9999 - 102 = 9897
How many 3-digit numbers can be formed using the digits 0 2 3 without repetition?
# 230 # 203 # 320 # 302
What is the number of four digit numbers which can be formed using four of the digits 0 1 2 3 and 4 without repetition?
1
What is the difference between the largest 4 digit numbers with repetition and the smallest 3 digit number without repetition?
9999-1023 = 8976
