Related Questions

How many 5 digit numerals have 9 as the first digit, 3 or 6 as the third digit, and no digit repeated?
How many 5-digit numerals have 9 as the first digit, 3 or 6 as the third digit, and no digit repeated?
If you add up the digits of a three -digit number you get 18 . The ten's digit is twice the hundred's digit and the hundred's digit is 13 the unit's digit. What is the number?
how many 3digit numbers can be formed from digits 2,3,5,6,7 and 9 divisible by 5 and none of the digits is repeated?
A popular website requires users to create a password consisting of digits only. If no digit may be repeated and each password must be at least 9 digits long, how many passwords are possible ?
In the correctly worked addition problem shown, where the sum of the two-digit positive integers AB and BA is the three-digit integer AAC, and A, B, and C are different digits, what is the units digit of the integer AAC?
Consider four digit numbers for which the first two digits are equal and the last two digits are also equal. How many such numbers are perfect squares?
In a two digit number, the digit in the unit's place is two more than the three times of the digit in ten's place . If the sum of the tow digits is 6 , the number is -
The sum of the digits of a two-digit number is 15 and the difference between the digits is 3.What is the two-digit number?
The sum of the digits of a two digit number is 15 and the difference between the digits is 3. What is the two digit number?