Ajay reads at an average rate of 30 pages per hour, while Vikram reads at an average rate of 40 pages per hour. If Ajay starts reading a novel at 4:30 PM and Vikram begins reading an identical copy of the same book at 5:20 PM, at what time will they be reading the same page?
a) 7:50 PM
b) 8:15 PM
c) 8:40 PM
d) 9:00 PM
e) 9:25 PM
a) 7:50 PM
b) 8:15 PM
c) 8:40 PM
d) 9:00 PM
e) 9:25 PM