During each minute of comedy show, Carlin laughs 5 times. Carlin watches 3 comedy shows every day, and each show is 40 minutes long. How many times does Carlin laugh every day due to the comedy shows?
Carlin laughs five times during each minute of each comedy show, that menas, carlin laughs 5 * 40 = 200 times in each comedy show.
In his daily routine, Carlin watches 3 comedy shows in one day. As each show generates 200 Carlin laughs, then when watching three comedy shows, Carlin generates 200 * 3 = 600 smiles.
Subtract the 45 minutes they were eating from 1:45pm since that’s when they arrived. You now have 1:00pm, you now just need to find out how long it is from 10:20 am to 1:00pm. HINT: it’s 2h 40m