Q181: TPSC Prelims 2022 GS: Previous Year Question with Answer

[Figure: A rectangle overlaps a triangle and a circle. Inside the rectangle only (outside the triangle and the circle): 6 and 8. Inside both the rectangle and the triangle (outside the circle): 5. Inside all three shapes — rectangle, triangle and circle: 4. Inside both the rectangle and the circle (outside the triangle): 2. Below the rectangle, inside the triangle only (outside the circle): 7. Below the rectangle, inside both the triangle and the circle: 3.] Which number is in all the geometrical figures ?