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How many palindromic times are there in 12 hours?
The answer depends on how many digits are used to display the time: 4 (hh:mm) or 6 (hh:mm:ss)?
Are there more 11 digit or 12 digit palindromic numbers?
There are the same number: any twelve digit palindrome is just an eleven digit palindrome with its central digit repeated. In general, if we are considering numbers of n digits: For even values of n, the number of palindromes is 9 x 10n/2 - 1 For odd values of n, the number of palindromes is 9 x 10(n-1)/2
How many numbers exactly have 6 digits?
900000
How many 6-digits telephone numbers can have one or more repeated digits?
763920
How many two-digit numbers have digits that add to thirteen?
Assuming you mean digits and not didgets, the answer is 6.
How many palindromic times are there in 12 hours?
The answer depends on how many digits are used to display the time: 4 (hh:mm) or 6 (hh:mm:ss)?
Are there more 11 digit or 12 digit palindromic numbers?
There are the same number: any twelve digit palindrome is just an eleven digit palindrome with its central digit repeated. In general, if we are considering numbers of n digits: For even values of n, the number of palindromes is 9 x 10n/2 - 1 For odd values of n, the number of palindromes is 9 x 10(n-1)/2
How many numbers exactly have 6 digits?
900000
How many 6-digits telephone numbers can have one or more repeated digits?
763920
How many numbers are there whose digits sum to 4?
6
How many 6 digit numbers can be formed using the digits 123456789?
There are 60480 numbers.
How many 6 digit numbers can be formed form the digits 123456 if no digits can be repeated?
6*5*4*3*2*1=720 possible numbers
How many 3 digit even number can be formed from digits 123456 if the digits can be repeated?
6*6*3 = 108 numbers.
How many two-digit numbers have digits that add to thirteen?
Assuming you mean digits and not didgets, the answer is 6.
How many odd numbers are there in 35241153?
There are 6 odd digits.There are 6 odd digits.There are 6 odd digits.There are 6 odd digits.
How many combinations of three digits can be made from the numbers 123?
6
How many 3 digit numbers can be formed using the digits 2 3 5 6 7 9 if repetition of digits is not allowed?
120 There are 6 digits in total. The numbers with 3 digits, with all digits distinct from each other, are the permutations of the 6 digits taken 3 at a time, and therefore there are 6*5*4 = 120 of them.
