If 18 is 15 percent of 25 percent of a certain number, what is the number? Choose the correct choice from the following choices.
A) 9 B) 36 C) 480 D) 81 E) 400
Let the certain number be x.   =&gt; (15/100)*(25/100)*x = 18;   =&gt; x=480;   Ans is (480).
<result>C</result>
If 18 is 15 percent of 25 percent of a certain number, what is the number?