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
Other parts are equal to 300.   Answer 10 × 3 + 120 × 2
<result>E</result>
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.