John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

After teaching his class all about Roman numerals (X = 10, IX=9 and so on) the teacher asked his class to draw a single continuous line and turn IX into 6. The teacher's only stipulation was that the pen could not be lifted from the paper until the line was complete.

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

Which is the rope you never skip with?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

What part of the chicken has the most feathers?

It is always ahead of me yet I can never see it. What is it?