A TRAIN ROLLS INTO THE STATION EXACTLY ON TIME THE TRAIN IS NOT FULL BUT N RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

Those that remain behind must have written {1,4,6,8,9} and from this only {1,9} are odd. The probability of an odd number is thus 2/5.
Expected number of odds is 2/5 * 90 = 36 Did you answer this riddle correctly?
YES  NO  

It was tired of getting picked on Did you answer this riddle correctly?
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He had kung-flu! Did you answer this riddle correctly?
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If it was, then it will be a foot. Did you answer this riddle correctly?
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He had kung-flu. Did you answer this riddle correctly?
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Four-ever Did you answer this riddle correctly?
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IV, the Roman numeral for four, which is “half” (two letters) of the word five. Did you answer this riddle correctly?
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121

Explanation
Tables consist of squares of the number from 4 to 12.
11^2 = 121. Did you answer this riddle correctly?
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The number missing on the left is 8 and the one on right is 7.

Explanation:
The pattern:
The number in the center of triangle is the square root of the sum of the numbers sitting outside on the corners.

Thus,
10 + 22 + 4 = 36
Square Root of 36 = 6

In the same manner:

10 + 42 + 12 = 64
Square Root of 64 = 8

12 + 22 + 15 = 49
Square Root of 49 = 7 Did you answer this riddle correctly?
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When blind man "Grandpa" opened his bandages, the train must be passing through the dark tunnel. The man thought he was still blind and hence commit suicide. Did you answer this riddle correctly?
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483 Did you answer this riddle correctly?
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Twelve months! Did you answer this riddle correctly?
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Train. Did you answer this riddle correctly?
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Coffee. Did you answer this riddle correctly?
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Only once. After that youre folding it into quarters, eights and so on. Did you answer this riddle correctly?
YES  NO