If 15% of 30% of 50% of a number is 126, then what is the number? Choose the correct choice from the following answers:  A) 5000  B) 5600  C) 5400  D) 4500  E) None of these
Let the number be a   Given, 15/100 * 30/100 * 50/100 * a = 126   =&gt; 3/20 * 3/10 * 1/2 * a = 126   =&gt; a = 10 * 20 * 10 * 2 = 5600.   ANSWER:5600
<result>B</result>
If 15% of 30% of 50% of a number is 126, then what is the number?