Subject: mathqa
Question: it takes ten minutes to load a certain video on a cellphone , and fifteen seconds to load that same video on a laptop . if the two devices were connected so that they operated in concert at their respective rates , how many seconds would it take them to load the video , rounded to the nearest hundredth ?
Option: 
A: 14.88
B: 14.63
C: 14.25
D: 13.86
Answer: B