(1000)7÷(10)19=?  Choose the most appropriate option: A) 10 B) 100 C) 1000 D) 10000 E) None of these
Explanation:   =(103)7/(10)19   =(10)21/(10)19=10(2)=100   Option 100
<result>B</result>
(1000)7÷(10)19=?