SSC CGL 26 Oct 2014 Shift 1 Paper

Angle of a semi-circle is a right angle.
∴ ∠ SPQ = 90°
In Δ SPQ,
∠ SQP = 35°
∴ ∠ PSQ = 180° – 90° – 35° = 55°
Angles in the same segment are equal.
∴ ∠ PSQ = ∠ PRQ = 55°