Quantitative Aptitude - Arithmetic Ability Questions

The vertical angle A of an isosceles triangle ΔABC is three times the angle B of it. The measure of the angle A is

Raghavendra sells a machine for Rs 43 lakhs at a loss. Had he sold it for Rs 52 lakh, his gain would have been 5 times the former loss. Find the cost price of the machine.

In ΔPQR, PS and PT are bisectors of ∠QPR and ∠QPS respectively. If ∠QPT = 30°, PT = 9 cm and TR = 15 cm, then what is the area (in cm2) of ΔPTR

ABCD is a quadrilateral with AB = 9 cm, BC = 40 cm, CD = 28 cm, DA = 15 cm and angle ABC is a right –angel. 
What is the area of triangle ADC?

At least one diagonal bisects the other in a _____.

What is the value of 2 - 2z + z22 + 2z - z2, when z+2z = 2 ?

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