Question

The angle of intersection of the curves x²/25 + Y²/16 = 1 and x²/9 and x²/9 - Y²/9 - y²/27 = 1/4  is equal to

(A)  tan^-1(3/5)

(B)  p/2

(C)  p/4

 (D)  0

Answer 1

Correct option   (B)  p/2

Explanation: 

If the ellipse and the hyperbola have same foci, then wherever they intersect angle is 90º