A − B means ‘A is the mother of B’;
A × B means ‘A is the sister of B’;
A ÷ B means ‘A is the daughter of B’.
Which of the following expressions means 'U is the daughter of Q' ?

Q − Z × U ÷ K

After checking all the options, we get the answer from option (iI):

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Please note:

  l   ⇒ Vertical line shown "generation gap".

 =  ⇒ Double lines shown "relation of spouse" 

—  ⇒ Horizontal line shown "relation in same generation other than spouse".

     ⇒ Rectangular box shown " Male".

     ⇒ Circular box shown " Female".

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