Quantitative Aptitude - Arithmetic Ability Questions

ΔXYZ is right angled at Y. If m∠Z = 45°, then find the value of (cosecX - 2/√3).

Two poles of the height 15 m and 20 m stand vertically upright on a plane ground. If the distance between their feet is 12 m, find the distance between their tops.

The number of diagonals in a pentadecagon is

The sum of two positive integers is 34 and their difference is 8. Find their product.

Find the total Simple Interest on Rs. 500 at 7% per annum, on Rs. 700 at 10% per annum and on Rs. 1000 at 4% per annum for 3 years.

The length of shadow of a tower is √3 times that of its length. The angle of elevation of the sun is

PQ is the chord of a circle whose centre is O. ROS is a line segment originating from a point R on the circle that intersect PQ produced at point S such that QS = OR. If ∠QSR = 30°, then what is the value (in degrees)of POR?

For what value of C, the system of equation 6x + 2y = 2 & 3x + y = C will be coincident?