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biology class 12 Riddles

biology class 12 Riddles and more.
Twelve Remain
Riddle:
A word I know, six letters it contains, remove one letter and 12 remains. What is it?
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The Angle of the Clock
Riddle:
What's the angle between minute hand and hour hand at a quarter past three?
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The Bracelet and the Sales Tax
Riddle:
Casey buys a bracelet. She pays for the bracelet and pays $0.72 in sales tax. The sales tax rate is 6%. What is the original price of the bracelet, before tax?
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Twelve Flags
Riddle:
Twelve flags stand equidistant along the track at the stadium. The runners start at the first flag. A runner reaches the eighth flag 8 seconds after he starts. If he runs at an even speed, how many seconds does he need altogether to reach the twelfth flag?
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How Many Seconds
Riddle:
How many seconds are there in one year?
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Three Daughters and Three Clues
Riddle:
A man has three daughters. A second, intelligent man, asked him the ages of his daughters. The first man told him that the product of their ages (them all multiplied together,) was 36. After thinking the second man was unable to find the answer and asked for another clue. The first man replies the sum of their ages is equal to his house door number. Still the second man was unable to answer and asked for another clue. The first man told him that his youngest daughter had blue eyes, and suddenly second man gave the correct answer. What were the ages of the first man's 3 children?
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