General
The Clock Strikes 6 in 5 Seconds Riddle
A clock strikes 6 o'clock in 5 seconds (between strikes). How many seconds does it take to strike 12 o'clock?
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What is the answer to the clock strikes 6 in 5 seconds riddle?
It takes 11 seconds. Six strikes leave 5 gaps, so each gap is 1 second; twelve strikes leave 11 gaps, which equals 11 seconds.
Why isn't the answer 10 seconds?
Because you count the gaps between strikes, not the strikes. The time is measured across the intervals, and 12 strikes have 11 intervals, not 10.
What kind of riddle is this?
It is a classic logic and math riddle that tests off-by-one thinking, perfect for quizzes, interviews, and family brain teasers.