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

The sum of three consecutive odd natural numbers each divisible by 3 is 63. What is the largest among them ?

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

Which is the largest among the numbers : $$\root 3 \of 7 ,\root 4 \of {13} ,\sqrt 5 $$

P is a prime number and (P<sup>2</sup> + 3) is also a prime number . The no. of numbers that P can assume …

The smallest number, which should be added to 756896, so as to obtain a multiple of 11, is :

The smallest five digit number which is divisible by 12, 18 and 21 is :

Recently, a small village, in Tamilnadu where only male shepherd reside with four sheep each, was devastated by Tsunami …