What is the minimum work needed to push a 950 kilogram car up along a 9.0° incline?

What does si stand for,when referring to a system of measurement

Newtons view of arrangement of the universe

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).