If 10^(b-1)< 0.000125 <10^b, what is the value of an integer b?	Options:	A) -4	B) -3	C) -2	D) 3	E) 4
-&gt; Multiply 10^6- &gt; (10^6){10^(b-1)}&lt;125&lt;(10^6)(10^b) -&gt; 125 is bigger than 100   -&gt; (10^6)(10^(b-1))=100 -&gt; 10^(6+b-1)=10^2, b+5=2 -&gt; b=-3   Thus, the answer is -3
<result>B</result>
If 10^(b-1)< 0.000125 <10^b, what is the value of an integer b?