If x : y be the ratio of two whole numbers and z be their HCF, then the LCM of those two numbers is:

Two positive whole numbers are such that the sum of the first and twice the second number is 8 and their difference is 2…

There are 154 beads in a rosary and all are coloured, either RED or BLUE or GREEN. The number of blue ones is three less…

The sum of all three digit numbers, each of which on divide by 5 leaves remainder 3, is -

Each member of a picnic party contributed twice as many rupees as the total number of members as the the total collectio…

Two numbers are in the ratio 3 : 4. If their LCM is 240, the smaller of two number is

How many number between 1000 and 5000 are exactly divisible by 225 ?

The sum of the digits of two-digit number is 10, while when the digits are reversed, the number decrease by 54. Find the…