Riddle:What comes once in a year, twice in a month, thrice in a week, and 4 times in a day?
Answer: The letter 'R'.Once in YEAR. Twice in the month: FEBRUARY. Three times in the days of a week: SUNDAY, MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY Four times in the times of a day: ONE, TWO, THREE, FOUR, FIVE, SIX, SEVEN, EIGHT, NINE, TEN, ELEVEN, and TWELVE (X2 for AM & PM).