Human: Pam and Fred went to a carnival. Pam rode the roller coaster 2 times while Fred rode it 4 times. After that, each of them decided to ride the luge 2 times. If each ride cost 6 tickets, how many tickets did they use that day? Assistant: 
How many times did Pam and Fred ride the roller coaster? ** The total times that they ride the roller coaster is 2+4=<<2+4=6>>6 times.
How many times did Pam and Fred ride the luge? ** The total times that they ride the luge is 2+2=<<2+2=4>>4 times.
How many times did Pam and Fred ride that day? ** The total times they ride that day is 6+4=<<6+4=10>>10 times.
How many tickets did Pam and Fred use that day? ** So, Pam and Fred used 10x6=<<10*6=60>>60 tickets that day.
#### 60