Positive integer y is 50 percent of 50 percent of positive integer x, and y percent of x equals 16. What is the value of x?	Select:
A) 20
B) 40
C) 80
D) 160
E) 320
y = 0.5*0.5*x = x/4   y%*x = 16   (y/100)*x = 16   (x/400)*x = 16   x^2 = 16*400   x = 80   The answer is 80.
<result>C</result>
Positive integer y is 50 percent of 50 percent of positive integer x, and y percent of x equals 16. What is the value of x?