Related Questions

How many 5 digit numerals have 9 as the first digit, 3 or 6 as the third digit, and no digit repeated?
ক 672
খ 762
গ 572
ঘ 567
How many 5-digit numerals have 9 as the first digit, 3 or 6 as the third digit, and no digit repeated?
ক 672
খ 762
গ 572
ঘ 567
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?
ক 246
খ 369
গ 531
ঘ 855
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?
ক 5
খ 10
গ 15
ঘ 20
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 ?
ক 9!+10!
খ 2×10!
গ 9!×10!
ঘ 9!
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?
ক 9
খ 6
গ 3
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?
ক 2
খ 4
গ 0
ঘ 1
ঙ 3
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 -
ক 51
খ 24
গ 15
ঘ 42
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?
ক 69
খ 78
গ 96
ঘ cannot be determined
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?
ক 69
খ 78
গ 96
ঘ 88

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