 
 <translate> Student: Four of the following five parts (a), (b), (c), (d) and (e) are exactly equal. The number of the part which is not equal to the other four parts is your answer.
Options:
(A) 30 × 14 ÷ 7 × 5
(B) 10 3 – 100 × 7
(C) 5√3600
(D) 450 ÷ 50 × 50 – 5 × 30
(E) 10 × 3 + 120 × 2.
Another student: Let's say, hmmm...
 <hau> Dalibi: Hudu daga cikin sassa biyar masu zuwa (a), (b), (c), (d) da (e) daidai suke. Adadin ɓangaren da bai yi daidai da sauran ɓangarorin huɗu ba shi ne amsarka. Zaɓuɓɓuka: (A) 30 × 14 ÷ 7 × 5 (B) 10 3 <unk> 100 × 7 (C) 5√3600 (C) 5√3600 (C) 5√3600 (D) 450 ÷ 50 × 50 <unk> 5 × 30 (E) 10 × 3 + 120 × 2. Wani ɗalibi: Bari mu ce, hmmm... 