A teacher wants to arrange his students in an equal number of rows and columns. If there are 1369 students, the number o…

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

A number when divided by 136, leaves remainder 36. If the same number is divided by 17, the remainder will be -

How many numbers less than 1000 are multiples of both 10 and 13 ?

Each member of a club contributes as much rupees and as much paise as the number of members of the club. If the total c…

Given that, three numbers are such that the second number is twice the first and thrice the third. Also the average of t…

Find unit digit of product (173)<sup>45</sup> × (152)<sup>77</sup> × (777)<sup&gt…

The reciprocals of the squares of the number $$1\frac{1}{2}$$ and $$1\frac{1}{3}$$ are in the ratio :