Solution:
(i) { is a student of Class XI of your school} ⊂ { student of your school}
(ii) { is a circle in the plane} ⊄ { is a circle in the same plane with radius 1 unit}
Solution:
(i) { is a student of Class XI of your school} ⊂ { student of your school}
(ii) { is a circle in the plane} ⊄ { is a circle in the same plane with radius 1 unit}