The perimeter of a rectangle and equilateral triangle is equal. One side of the rectangle is also equal to the side of the triangle. Find the ratio of the areas of the rectangle and triangle?

Milk and water are mixed in vessel A in the ratio of 5:2 and in vessel B in the ratio of 8:5. In what ratio should quantities be taken from the two vessels so as to form a mixture in which milk and water will be in the ratio of 9:4 ?

The value of $${4- \sqrt{0.04} \over 4+\sqrt{0.4} } $$  is closed to

The value of $$ { 32^{0.16}×32^{0.04}}$$ is:

In a garden of 42 trees, 3/7 of them are Neem trees and the rest are Mango trees. Find the number of Mango trees.

Direction : What value should come in the place of question mark (?) in the following questions?

$$ 68\sqrt?-826=262 $$

A's 2 days work is equal to B's 3  days work. If A can complete the work in 8 days, then to complete the work B will take: 

if $$x=\sqrt {64}+\sqrt {121}-\sqrt {169}$$, the find the value of x²