|Position|Swara|Short name|Notation|Mnemonic|
|---|---|---|---|---|
|1|Shadja|Sa|S|sa|
|2|Shuddha Rishabha|Ri|R1|ra|
|3|Chatushruti Rishabha|Ri|R2|ri|
|3|Shuddha Gandhara|Ga|G1|ga|
|4|Shatshruti Rishabha|Ri|R3|ru|
|4|Sadharana Gandhara|Ga|G2|gi|
|5|Antara Gandhara|Ga|G3|gu|
|6|Shuddha Madhyama|Ma|M1|ma|
|7|Prati Madhyama|Ma|M2|mi|
|8|Panchama|Pa|P|pa|
|9|Shuddha Dhaivata|Dha|D1|dha|
|10|Chatushruti Dhaivata|Dha|D2|dhi|
|10|Shuddha Nishada|Ni|N1|na|
|11|Shatshruti Dhaivata|Dha|D3|dhu|
|11|Kaisiki Nishada|Ni|N2|ni|
|12|Kakali Nishada|Ni|N3|nu|

Question: on average how many of the swara have a short name that begin with d or g?
Answer: 6