If x + 2(3-5x) > -1 - 2x < 5 - x/3; then the value of x is

If √(1 - cos2A)/cosA = x, then the value of x is

The slopes of two lines are 1/√3 and √3. What is the angle between these two lines?

If cot 135° = x, then the value of x is

Ravindra walks at 6 km/hr and Riya cycles at 11 km/hr towards each other. What was the distance between them when they started if they meet after 42 minutes?

What are the co-ordinates of the centroid of a triangle, whose vertices are A(-2,5), B(3,-2) and C(5,3)?

Name the author of the book "Pakistan the Gathering Storm".

Jeev Milkha Singh is associated with which game?