Two-third of a positive number and 16/216 of its reciprocal are equal. Find the positive number.  Choices
A) 9/25	B) 14/4	C) 4 /12	D) 144/25	E) 144/29
Explanation:   Let the positive number be x.   Then, 2/3 x = 16/216 * 1/x   x2 = 16/216 * 3/2   = 16/144   x = √16/144 =4 /12.   ANSWER:4 /12
<result>C</result>
Two-third of a positive number and 16/216 of its reciprocal are equal. Find the positive number.