There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

Name a key which is hardest to turn.

Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

I’m tall when I’m young, and I’m short when I’m old. What am I?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

You along with your friend are standing in front of two houses. Each of those houses inhabits a family with two children.

Your friend tells you the below two facts:
1) On your left is a family that has a boy who likes accounts but the other child loves science.
2) On the right is a family with a seven-year-old boy and a newborn baby.

You ask him, "Does either of the family have a girl?"

To this, he replies, "I am not quite sure. But can you guess that? If you are right, I will give you $500."

Which family do you think is likely to have a girl?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?