| 60177 | how many prime no | Medium | |
| 60191 | If x and y are unique prime integers, which of the following… | Medium | |
| 60215 | The digits of a three-digit number A are written in the reverse… | Medium | |
| 60224 | If x is an integer, then x(x – 1)(x – k) must… | Medium | |
| 60289 | Which no | Medium | |
| 60351 | What is the smallest positive perfect square that is divisible by 12… | Medium | |
| 60445 | If (55^55+55) is divided by 56, then the remainder is | Medium | |
| 60480 | If x is an integer, then x(x – 1)(x – k) must… | Medium | |
| 60554 | Find the smallest no divisible by 5 ,3,7 and leave a remainder… | Medium | |
| 60555 | Question: What is the remainder when W=(1!)!^3 + (2!)^3 + (3!)^3 +… | Medium | |
| 60579 | If s and t are both odd prime numbers ands < t… | Medium | |
| 60590 | Find the largest number of four digit exactly divisible by 12,15,18 and… | Medium | |
| 60724 | The remainder when dividing the expression (X + Y) by 5 is… | Medium | |
| 60730 | The product of first twelve positive integers is divisible by all of… | Medium | |
| 60747 | A number when divided by 5 gives a number which is 8… | Medium | |
| 60783 | If (2^32 + 1) is completely divisible by a whole number, which… | Medium | |
| 60804 | If both 5^2 and 3^3 are factors of n x (2^5) x… | Medium | |
| 60850 | P is a prime number | Medium | |
| 60956 | If the function Q is defined by the formula Q = 5w/(4vf(z^2))… | Medium | |
| 60972 | If 0 < Z < Y, Z is an odd number and… | Medium | |
| 60973 | on dividing a N by 9,remainder is 8 | Medium | |
| 60988 | Can you find the smallest non fractional number such that If the… | Medium | |
| 61019 | What is the least value of p, so that 123p578 is divisible… | Medium | |
| 61059 | If a positive integer n has 211 factors,then how many prime factors… | Medium | |
| 61075 | If p and q are both odd prime numbers andp < q… | Medium | |
| 61110 | If 5^z is a factor of 160!, which of the following could… | Medium | |
| 61118 | What is the remainder when the number Y=14^2 * 15^8 is divided… | Medium | |
| 61207 | How many natural numbers are there which give a remainder of 41… | Medium | |
| 61239 | If x and y are the two digits of the number 653xy… | Medium | |
| 61242 | What is the dividend | Medium | |
| 61258 | A number is divided by 406 leaves remainder 115,what will be the… | Medium | |
| 61273 | What is the value of M and N respectively if M39048458N is… | Medium | |
| 61291 | What will be remainder when 17200 is divided by 18 | Medium | |
| 61308 | Let the least number of six digits,which when divided by 4,6,10 and… | Medium | |
| 61326 | The positive two-digit integers a and b have the same digits, but… | Medium | |
| 61371 | For every even positive integer m, f(m) represents the product of all… | Medium | |
| 61421 | A six-digit number is formed by repeating a three-digit number; for example… | Medium | |
| 61539 | In b is a positive integer smaller than 200 and (14b)/60 is… | Medium | |
| 61641 | There is a sequence An for a positive integer n such that… | Medium | |
| 61648 | The least number which when divided by 2,3, 4 and 6 leaves… | Medium | |
| 61734 | x, y, a, and b are positive integers of E | Medium | |
| 61790 | The sum e of prime numbers that are greater than 60 but… | Medium | |
| 61820 | Q is a set of eight distinct prime numbers | Medium | |
| 61832 | If S> 0 and S is divisible by the product of the… | Medium | |
| 61949 | If a, b, and c are three different positive integers whose sum… | Medium | |
| 61960 | In the equation a = 36.12b, b and a are integers | Medium | |
| 62035 | Integer d is the product of the integers a,b, and c and… | Medium | |
| 62229 | How many pairs t, t+1) have one or more prime factors common… | Medium | |
| 62244 | A number was divided successively in order by 4,5,6 the remainder was… | Medium | |
| 62336 | The greatest number of four digits which is divisible by 20,25,30 and… | Medium | |