99. (It is 5 followed by 99 zeros)
99 cents
2x - 1/2 x = 991.5 x = 99x = 99 / 1.5 = 66
Well, isn't that a happy little question! If we take 199 and divide it by 2, we get 99.5. But we can't forget that in our world, we like to work with whole numbers, so we round that down to 99. And there you have it, a peaceful half of 199!
180