Given a certain number (A), find A given that 4.5 is 15% of 20% of A? Select the correct option:  A) 120  B) 130  C) 150  D) 100  E) 110
Using elimination method to pick the correct option it will be discovered that option C i.e 150 is the correct option because 20% of 150 is 30 and 15% of 30 is 4.5.   ANSWER:150
<result>C</result>
Given a certain number (A), find A given that 4.5 is 15% of 20% of A?