Which number should replace the question mark?

Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.

What has lots of eyes, but can’t see?

Two boys wish to cross a river. The only way to get to the other side is by boat, but that boat can only take one boy at a time. The boat cannot return on its own, there are no ropes or similar tricks, yet both boys manage to cross using the boat.

How?

How do you go from 98 to 720 using just one letter?

Three friends decide to distribute the soda cans they had among them. When all of them had drunk four cans each, the total number of cans that remained was equal to the cans each one of them had after they had divided the cans.

Can you calculate the total number of cans before distribution?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

What does Alexander the Great and Winnie the Pooh have in common?

What do you see in the image below

Find the hidden tiger in the given optical illusion ?