Yes
yes
Yes.
No it's still of use to us today
they can be but most of the time no
they are still more popular than they were because they have more useful things in today's society.
no
Yes, very useful. They demonstrate a part of our history and culture. There are a number still in active service providing excursion tours.
In the same way that arithmetic is useful today for many reasons
For addition, subtraction. division and multiplication purposes in the same way that we do maths today but they had their own system of numbers known as the Roman numeral system.
The Roman numeral system is still being used today because it is the numerical aspect of the Latin language which is still being used today.
yes!