Problem 14.50 Hearing the siren of an approaching fire truck, you pull over to the side of the road and stop. As the truck approaches, you hear a tone of 450Hz; as the truck recedes, you hear a tone of 410Hz. Part A How much time will it take for the truck to get from your position to the fire 5.0km away, assuming it maintains a constant speed? Express your answer using two significant figures. ΑΣΦ ? 240 Submit My Answers Give Up Incorrect; Try Again; 4 attempts remaining S Provide Feedback Continue