MCQ
If BROTHER is coded as 24, then SISTER is coded as:
Explanation
Sum of alphabetical positions: B(2)+R(18)+O(15)+T(20)+H(8)+E(5)+R(18)=86. Adjusted code gives 24. S(19)+I(9)+S(19)+T(20)+E(5)+R(18)=90, adjusted to 22.