 
 <translate> Number of ways of selecting 2 fiction books = 3C2
Number of ways of selecting 2 non fiction books = 6C2
3C2 * 6C2 = 3 * 15 = 45
This justifies what answer for what question? Q & A:  <hau> Yawan hanyoyi na zaɓar littattafan almara 2 = 3C2 Yawan hanyoyi na zaɓar littattafan 2 ba na fiction ba = 6C2 3C2 * 6C2 = 3 * 15 = 45 Wannan ya ba da dalilin amsa wace tambaya ce? Tambaya da Amsa: 