Feet, inches, tsp, tbsp, cups: all okay. Miles: not so much. I seem to be very good with amounts: by that I mean that after handling a deck of cards, I can usually pick off a given number of cards more often than not. When I need to dump seven pills out of a bottle, that’s what I end up with in my hand. This sort of thing happens to me all the time. Also, I can eyeball level and plumb to within about 1/8".