yes for sure
No
No not without exchanging them. Iran's currency is Iranian Rial and Saudi Arabia's currency is Riyal.
polygamy
A national of Saudi Arabia is a Saudi.
What do you mean by in? I think he/she thinks which contents is it in. It is in the middle east.
Some call Saudi Arabia the KSA (Kingdom of Saudi Arabia) for short.
Mongolia is. It is landlocked between China and Russia.
Saudi Arabia is its own country.
Yes, not by Saudi Arabia but just Arabia then.
Riyadh is the capital and most populous city of Saudi Arabia.
No, there are no pyramids in Saudi Arabia.
No, Saudi Arabia is different country from Kuwait.