General Studies · Coded Blood Relations
Read the following information and answer the question based on it: 1. 'A + B' means 'A is the mother of B'. 2. 'A - B' means 'A is the sister of B'. 3. 'A * B' means 'A is the father of B'. 4. 'A β B' means 'A is the brother of B'. Which of the following expressions means that D is the great-grandfather of A?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1D * C β B + A
- 2D * C + B - A
- 3D * C β B - A
- 4D * C * B + A✓
Correct answer
D * C * B + A
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