What decimal of a week is an hour ?

Five times of a positive integer is 3 less than twice the square of that number. The number is -

Three numbers which are co-prime to each other are such that the product of the first two is 119 and that of the last tw…

The greatest value among the fractions :$$\frac{2}{7},$$ $$\frac{1}{3},$$ $$\frac{5}{6},$$ $$\frac{3}{4}$$

Find the remainder when 67<sup>99</sup> is divided by 7.

Of the three numbers, the sum of the first two is 55, sum of the second and third is 65, and sum of third with thrice of…

The number 1, 3, 5, 7. . . . . 99 and 128 are multiplied together. The number of zeros at the end of the product must be…

The remainder when (12<sup>13</sup> + 23<sup>13</sup>) is divided by 11.