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In a certain code, 'A + B' means 'A is the son of B', 'A - B' means 'A is the daughter of B', and 'A × B' means 'A is the wife of B'. In the expression 'D × E + F', how is D related to F?

Competition practiceBlood Relations
  • Adaughter-in-law
  • Bdaughter
  • Cwife
  • Dsister-in-law

Step-by-Step Solution

D is the wife of E and E is the son of F; so D is married to F's son, making D the daughter-in-law of F.
Answer: A) daughter-in-law

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