Which of the following is not equivalent to the formula for angular velocity, v = wr? . a) vw = r. b) v/w = r. c) v/wr = 1. d) v/r = w

Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30