CAT · Arithmetic · Quiz
5 real CAT questions on Arithmetic. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.
Question 1 of 5
MEDIUMA tank can be filled by two pipes A and B in 12 hours and 15 hours respectively. A third pipe C can empty the full tank in 20 hours. If all three pipes are opened simultaneously when the tank is empty, how long will it take to fill the tank completely?