In the expression Q \(\div\) X + Y\(\times \) Z, what is the relationship of Q to Z?

‘I \(\times\) J’ means I is the mother of J
‘I + J’ means I is the husband of J
‘I \(\div\) J’ means I is the sister of J
‘I – J’ means I is the brother of J
In the expression Q \(\div\) X + Y\(\times \) Z, what is the relationship of Q to Z?
‘I \(\times\) J का अर्थ है’ I, J  की मां है’
‘I + J’ का अर्थ है’ ‘I, J का पति है,
‘I  \(\div\) का अर्थ है ‘I, J  की बहन है
‘I – J’ का अर्थ है ‘I, J का भाई है’
व्यंजक ‘ Q \(\div\) X  + Y  \(\times \) Z में,  Q का Z से क्या संबंध है?