Answer: No, because it will only double 4 of the faces not all 6. So the surface area will be increased but not double because every face won’t be doubled in area if only one dimension is doubled.
Yes I think so because she started at 2 1/4 then hiked to 4 3/8. That is roughly 2 miles and then from there she joked all the way back to 11/2? But I could be wrong?????