An isosceles triangle has equal sides measuring 7 cm each and length of third side is an integer. The number of such triangles is :
There are five houses P,Q,R,S,T.P is right of Q and T is left of R and right of P. Q is right of S. Which house is in the middle ?
A man is facing East. He turns 140 degree in the clockwise direction and then 50 degree in anticlockwise direction. Which direction is he facing now ?