| 44340 | If k is the sum of the digits of integer m, and… | Medium | |
| 44363 | How many odd numbers are possible between 1 to 1000000000 | Medium | |
| 44451 | Each of the positive integers a and c is a four-digit integer | Medium | |
| 44495 | If we write 1/7 as a decimal, what number holds the 50th… | Medium | |
| 44523 | How many 4 digit odd numbers do not use any digit more… | Medium | |
| 44560 | 1,345 1,354 1,435 | Medium | |
| 44674 | How many two-digit numbers satisfy the following property given below: The last… | Medium | |
| 44686 | How many different three-digit multiples of 5 can be composed of digits… | Medium | |
| 44930 | If a and b are distinct positive integers | Medium | |
| 45002 | How many positive number less than 1000 have sum of there digit… | Medium | |
| 45010 | How many 4 digit numbers can be formed if the tens and… | Medium | |
| 45084 | How many options are there for license plate numbers if each license… | Medium | |
| 45291 | For any four digit number, abcd, *abcd*= (3^a)(5^b)(7^c)(11^d) | Medium | |
| 45342 | How many four digit even numbers can be formed using the digits… | Medium | |
| 45402 | If the tens digit of positive integers q, y are 6, how… | Medium | |
| 45527 | Three distinct single digit no A,B,C are in G.P | Medium | |
| 45581 | What is the units digit of the expression 13^27 +1 | Medium | |
| 45905 | A 2 digit known that its unit's digit exceeds its ten's digit… | Medium | |
| 46031 | On multiplying a number by 3, the product is a number each… | Medium | |
| 46041 | If v=(10^10)-47, what is the sum of all the digit of v | Medium | |
| 46085 | How many 4-digit Q numbers (ABCD) can be formed such that |A… | Medium | |
| 46109 | Birla company plans to assign identification numbers to its employees | Medium | |
| 46115 | The digit in units place of the product 81 x 82 x… | Medium | |
| 46188 | I take a four-digit number and subtract from it the sum of… | Medium | |
| 46281 | How many three-digit numbers ABC, in which A, B, and C are… | Medium | |
| 46343 | If we know that a positive integer is a multiple of 4… | Medium | |
| 46498 | If two 2-digit positive integers have their respective tens digits exchanged, the… | Medium | |
| 46516 | The digital sum of a number is the sum of its digits | Medium | |
| 46528 | What is the last digit in(7^95 - 3^58) | Medium | |
| 46734 | How many leading zeros (zeros after the decimal point but before the… | Medium | |
| 46858 | If r is a positive integer and 10^r – 74 in decimal… | Medium | |
| 46951 | Find the smallest four-digit number which is a multiple of 112 | Medium | |
| 47096 | What is the unit digit in(7^95 - 3^58) | Medium | |
| 47260 | Set X consists of all two-digit primes and set Y consists of… | Medium | |
| 47340 | ASvennumber is defined as a five-digit number which goes according to the… | Medium | |
| 47399 | The integer Q has a tens digit of 6 and a units… | Medium | |
| 47435 | S is the infinite sequence S1 = 2, S2 = 22, S3… | Medium | |
| 47510 | If n is a positive integer, write s(n) for the sum of… | Medium | |
| 47658 | What are the last two digits of (301*402*502*604*646*547*448*349)^2 | Medium | |
| 47740 | A three-digit code for certain locks uses the digits 0, 1, 2… | Medium | |
| 47809 | An student identification code consists of a vowel followed by a 3-digit… | Medium | |
| 47856 | If (10^40) – 34 is written as an integer in base 10… | Medium | |
| 47980 | What is the two-digit number | Medium | |
| 47987 | Which of the following is closest to the difference between sum R… | Medium | |
| 48300 | How many numbers with 3 different digits can be formed using only… | Medium | |
| 48358 | 82*83*84*..89 what is the digit in units place | Medium | |
| 48404 | A three-digit code for certain locks uses the digits 0, 1, 2… | Medium | |
| 48538 | Of the five-digit positive integers that have no digits equal to zero… | Medium | |
| 48599 | How many 4 digits number contain the number 2 | Medium | |
| 48671 | The letters D, G, I, I , and T can be used… | Medium | |