 
 <translate> To answer the question, consider the following: Tamil is the most spoken Indian language in Singapore and the only Indian language among Singapore's four official languages, alongside Mandarin, (the language of trade) Malay (the national language) and English (the language of administration), and 3.1 % of Singapore residents speak Tamil at home.
So, the answer is Tamil. <ibo> Iji zaa ajụjụ a, tụlee ihe ndị a: Tamil bụ asụsụ India a kacha asụ na Singapore na naanị asụsụ India n'etiti asụsụ anọ gọọmentị Singapore, n'akụkụ Mandarin, (asụsụ azụmahịa) Malay (asụsụ mba) na Bekee (asụsụ nchịkwa), na 3.1 % nke ndị bi na Singapore na-asụ Tamil n'ụlọ. Ya mere, azịza ya bụ Tamil. 