The simplified value of $$\left( {1 - \frac{1}{3}} \right)$$ $$\left( {1 - \frac{1}{4}} \right)$$ $$\left( {1 - \frac{…

Find the least number which will leaves remainder 5 when divided by 8, 12, 16 and 20.

In an examination, a student scores 4 marks for every correct answer and losses 1 mark for every wrong answer. A student…

A number when divided by 14 leaves reminder of 8, but when the same number is divided by 7, it will leave the remainder …

How many digit required to write numbers from 1 to 50 ?

If (64)<sup>2</sup> - (36)<sup>2</sup> = 20 × x, then x = ?

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

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