If the sum of two numbers is 3 and the sum of their squares is 12, then their product is equal to -

The distance between the house of Rajan and Raman is 900 km and the house of former is at 100<sup>th</sup> m…

The smallest number of four digits which on division by 4, 6, 10 and 15 leaves a remainder 2 in each case is:

A number when divided by the sum of 555 and 445 gives two times their difference as quotient and 30 as the remainder. Th…

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

The digit in unit's place of the number (1570)<sup>2</sup> + (1571)<sup>2</sup> + (1572)<sup…

The product of two numbers is 0.008. One of the number is $$\frac{1}{5}$$ of the other. The smaller number is -

The sum of four consecutive two-digit odd numbers, when divided by 10, become a perfect square. Which of the following c…