Answers

2015-10-30T12:00:48+08:00
Of course you can catch the ruler faster if your eyes are wide open. You'll catch it slow if your eyes closed because you can hardly see a thing only darkness
1 5 1
2015-11-04T18:27:02+08:00
It is faster when your eyes are open. you can see clearly when your eyes is open than close

hope it helps...
1 4 1