Find the unit digit in the product : $${\left( {4387} \right)^{245}}$$   $$ \times {\left( {621} \right)^{72}}…

Among the following statements, the statement which is<strong> 'not correct'</strong> 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 total number of 3 digit numbers which have two or more consecutive digits identical is:

The sum of the cubes of two numbers in the ratio 3 : 4 is 5824. The sum of the numbers is :

If $$\frac{4}{5}$$ of an estate be worth Rs. 16800, then the value of $$\frac{3}{7}$$ of it is -

A number consists of two digits. If the number formed by interchange the digits is added to the original number, the res…

The denominator of a fraction is 3 more than its numerator. If the numerator is increased by 7 and denominator is decrea…