The number 0.8 is how much greater than 1/2 ?  Choose the correct answer:
A) ½ B) 3/10 C) 1/50 D) 1/500 E) 2/500
let x be the difference   then   .8-1/2=x   8/10-1/2=x   x= 3/10   ans 3/10
<result>B</result>
The number 0.8 is how much greater than 1/2 ?