T H _
F _ R S T
_ N _
-
_ T ' S
1 0 : 0 5 .
T H _
F _ S T
C L _ C K
_ S
S H _ W _ N G
1 0 : 1 1
_ N D
T H _
S L _ W
C L _ C K
_ S
S H _ W _ N G
9 : 5 6 Clue
IN 3 1/2 HOURS THE ALARM CLOCK HAS BECOME 14 MINUTES SLOW. AT NOON THE ALARM CLOCK WILL FALL BEHIND APPROXIMENTLY AN ADDITIONAL MINUTE. ITS HANDS WILL SHOW NOON IN 15 MINUTES THE STATION CLOCK IS 3 MINUTES FAST. THE MORNING JOURNEY TOOK 65 MINUTES, AND THE EVENING JOURNEY THEREFORE TOOK 52 MINUTES, AND THE TRAIN ARRIVED 57 MINUTES AFTER IT SHOULD HAVE LEFT, THAT IS, 3 MINUTES EARLY 49 MINUTES. IT IS VERY TEMPTING TO JUST SUBTRACT THE TIMES 9:09 FROM 10:10, ETC., AND GET 61 MINUTES, OR IF YOU'RE CARELESS GET 101 MINUTES. HOWEVER, THINK OF THE TIMES CLOSEST TO ONE ANOTHER, 12:12 AND 1:01, AND YOU WILL FIND THE DIFFERENCE IS 49 MINUTES THE FIRST ONE - IT'S 10:05. THE FAST CLOCK IS SHOWING 10:11 AND THE SLOW CLOCK IS SHOWING 9:56