 
<translate> (60/100) * 50 <unk> (40/100) * 30 30 - 12 ya yi daidai da 18 Wannan ya ba da dalilin amsa wace tambaya ce? Tambaya da Amsa: <eng> (60/100) * 50 – (40/100) * 30
30 - 12 = 18
This justifies what answer for what question? Q & A:  