Quantitative Aptitude - Arithmetic Ability Questions

Point P is the midpoint of segment AB. Co-ordinates of P are (5,-4) and A are (7,0). What will be the co-ordinates of point B?

If cosθ1-sinθ+cosθ1+sinθ = 4, then the value of θ (0°<θ<90°)?

At 13% discount the selling price of a oven is Rs 18000, what is the selling price if the discount is 27.5%?

If (x – y) = 7, then what is the value of (x – 15)3 – (y – 8)3?

Find the maximum area of a rectangular field which is surrounded by a rope of 100 meters?

If Gadadhar's salary is 3/2 times of Haamid's and Sarvesh's is 4/3 times of Haamid's, what is the ratio of Gadadhar's salary to Sarvesh's?

If(x + y)2 = xy + 1 and x3 – y3 = 1, then what is the value of x – y?

ΔPQR is right angled at Q. QS is the altitude. PQ is 2√13 cm and PS is 8 cm. What is the length of SR?