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If they can only be used once each: 720
If they can repeat: 46,656
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∙ 12y ago
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How many 3 digit numbers can be made using the digit 6 7 8 8?
You can make 4*3*2/2 = 12 numbers.
What are the products of multiplying 2 digit numbers by 2 digit numbers?
A 3 or 4 digit number.
How many 3 digit numbers contain the digit 2 at least once?
252
How many 3 digit numbers can you make using the numbers 1 2 3 and 4. if the hundred digit is a prime number and repetition of a digit is not permitted?
From {1, 2, 3, 4} there are two prime numbers (2, 3} which can go in the hundreds position, which once chosen allows 3 possible choices for the tens digit and a further 2 possible choices for the units digit, giving 2 x 3 x 2 = 12 possible numbers.
How many 2 digit numbers can you make from 1 2 3 4?
12,13,14 21,23,24 31,32,34 43,42,41 12 two-digit numbers
How many 2 digit numbers are divisible by 3 and 4?
Eight of them.
How many 3 digit numbers can be made using 3 2 1?
321 312 213 231 123 132 6 3 digit numbers.
How many 4 digit numbers can be formed from the digits 12345?
The first digit can have 5 possible numbers, the second digit can have 4, the third 3, the fourth 2. 5
How many 3-d How many 3-digit numbers will be there which are divisible by 19igit numbers with atleast one 5 in their digits?
None. 3 digit numbers are not divisible by 19 digit numbers.
How many four digit numbers can be formed out of 123 if a digit can be repeated?
There are 3 values (1, 2, 3) for each of the 4 digits. Therefore, there are 3*3*3*3 or 81 four digit numbers that can be formed.
How many 3 digit numbers can be formed from digits 1 2 3?
6!
How many 3 digit positive numbers are there without 2 4 and 6?
There are 294 such numbers.
