3. There are twice as many people in the household, but your income has also doubled. Is your new tax liability about twice as much as when you were single, more than twice as much, or less than

twice as much? Tell whether you think this difference-or the lack of one-seems fair.

Aproduction line at v. j. sugumaran's machine shop has three stations. the first station can process a unit in 7 minutes. the second station has two identical machines, each of which can process a unit in 16 minutes (each unit only needs to be processed on one of the two machines). the third station can process a unit in 10 minutes. ▼ is the bottleneck station, with a bottleneck time of nothing minutes per unit (enter your response as a whole number).