deltaVo/Vo = (1 - D)/(8 LCf^2) = (1 - 0.6)/(8 (10uH) (50uF) (150000)^2)
= 0.4/90 = 0.0044v
the book says "It is also useful to express the ripple as a fraction of the output voltage"
so then the answer would be 0.44% but not 0.44v. is this a typo or did i do something wrong?