The remainder , when (15<sup>23</sup> + 23<sup>23</sup>) is divided by 19, is

A man read $$\frac{2}{5}$$ th of a book on the first day. He read $$\frac{1}{3}$$ rd more on second day than he read in …

The unit digit of (316)<sup>3<sup>4n</sup></sup> + 1 is :

One-third of a tower is painted black, $$\frac{5}{{11}}$$th of the remaining part is painted red and the rest is painted…

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

The product of the digits of a three digit number is a perfect square and perfect cube both is :

To write all the page numbers of a book, exactly 136 times digit 1 has been used. Find the number of pages in the book.

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