How many Suddha Madhayama ragas are in the Melakarta chart?

Chatusrajathi Triputa thalam is also called as Rupakam thalam

How many jathis do we have in our Carnatic Music?

If I sing 3 swaras per beat, in which nadai am I singing?

In which thalam do we have all the 3 angas (laghu, dhrutham and anudhrutham)?

Is it possible for me to sing Janta malai in Anandhabhairavi ragam?

If I sing S R G M P D and N, in which sthayi, am I singing?

If I sing these swaras Ṇ Ḍ P Ṃ, which sthayi am I singing?

I4 I4 O2 O2 - by looking at these symbols, find out the thalam