In a survey of 1,900 people who owned a certain type of car, 1,045 said that they would buy that type of car again. What precent of the people surveyed were satisfied with the car?

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days