Well if we stay at Newtons theory then the answer is clearly No.
F = m * a --> a = F/m if m = 0 we will divide by zero which isn't aloud.
There's no (classical) physical reality of an object with zero mass... it has no physical meaning. Something cannot have an infinite acceleration if it...
The width of the mat is (if I read correctly) the width of the border that surrounds the picture.
The problem now becomes:
If I have a photo with area 96 and then put a border around the picture with the same area my total area (photo+border) will become 192.
Now this equals...