Are these answers wrong?

STUDENT WHO OBTAINED 0% ON AN EXAM 

I would have given him 100%! Each answer is absolutely grammatically correct, and funny too. The teacher has no sense of humor.
Q1: When did Napoleon die?
*His last day.
Q2: Where was the Declaration of Independence signed?
*At the bottom of the page.
Q3: River Ravi flows in which state?
*Liquid.
Q4: What is the main reason for divorce?
*Marriage.
Q5: What is the main reason for failure?
*Exams.
Q6: What can you never eat for breakfast?
*Lunch & dinner.
Q7: What looks like half an apple?
*The other half.
Q8: If you throw a red stone into the blue sea what will it become?
*Wet.
Q9: How can a man go eight days without sleeping?
*No problem, he sleeps at night.
Q10: How can you lift an elephant with one hand?
*You will never find an elephant that has one hand
Q11: If you had three apples and four oranges in one hand and four apples and three oranges in other hand, what would you have?
*Very large hands
Q12: If it took eight men ten hours to build a wall, how long would it take four men to build it?
*No time at all, the wall is already built.
Q13: How can you drop a raw egg onto a concrete floor without cracking it?
*Any way you want, concrete floors are very hard to crack.
Spread some laughter, share the cheer. Let's be happy, while we're here!

Осваивайте английский с удовольствием по сериалам! 
Если эта информация полезна для вас, поделитесь с друзьями из соцсетей! Они будут вам благодарны! Спасибо!