If one-third of one fourth of a number is 15, then three-tenth of that number is:  Choose the correct choice from the following answers.
A) 35	B) 25	C) 45	D) 54	E) 52
Let the number be x. Then,   1/3 of 1/4 of x = 15   x = 15 * 12= 
<gadget id="calculator">15 * 12</gadget>
<output>180</output>
180   So, required number= (3/10 * 180)= 
<gadget id="calculator">(3/10 * 180)</gadget>
<output>54</output>
54.   ANSWER:54
<result>D</result>
If one-third of one fourth of a number is 15, then three-tenth of that number is: