What is the value of x in the expression: x = p(p+q) + 4 if p = -2 and q = 7

Rohit is trying to tune an instrument

By what factor does the drag force on a car increase as it goes from 65 to 110 km/h?

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).