A musician kept track of the concert arenas on this year's tour and found that 70% of the arenas were sold out. Of those that were not sold out, 20% had
been on the previous tour schedule from last year, while 90% of those that were sold out were on the previous tour schedule. Which of the following
represents the joint relative frequency of arenas that were sold out and not on the previous tour schedule?
24%
O 63%
07%
80%