Quantitative Aptitude - Arithmetic Ability Questions

ΔXYZ is right angled at Y. If cosX = 3/5, then what is the value of cosecZ ?

A square is inscribed in a quarter circle in such a way that two of its adjacent vertices on the radius are equidistant from the centre and other two vertices lie on the circumference. If the side of square is √(5/2) cm, then what is the radius (in cm) of the circle?

Two vessels of equal capacity contains juice and water in the ratio of 5 : 1 and 5 : 7 respectively. The mixture of both the vessels are mixed and transferred into a bigger vessel. What is the ratio of juice and water in the new mixture?

The value of x for which the expressions 15 ­ 7x and 15x + 7 become equal is _____.

If x - y = -8 and xy = 45, then (x2 + y2) is

What is the area (in square units) of the figure enclosed by the x-axis, the y-axis and the line x + 2y = 6 ?

Select the odd letters from the given alternatives.

If the amount received at 10% per annum Compound interest after 3 yrs is Rs 19965, then what will have been the principal (in Rs) amount?