If one-third of one-fourth of a number is 15, then three-tenth of that number is: Choose one
A) 45  B) 65  C) 54  D) 34  E) 44
Let the number be x.   Then,1/3 of 1/4 of x = 15 &lt;=&gt; x = 15 x 12 = 180.   So, required number =3/10 x 180= 54.   ANSWER:54
<result>C</result>
If one-third of one-fourth of a number is 15, then three-tenth of that number is: