Problem from an Indian math textbook

A correct answer explained by mathematician.
Thank You for watching.

[@user-tl5kc9be3d]

18

[@ShivShankarSharma-j8w]

6 &1/12

[@user-ui1zn1mu7z]

6 + 6 6÷ 6 (6+6) =
6+ 6 = 12 ÷ 1 × 12 = 6 + 12 = 18

[@josealfredocorredorortiz4205]

R=18

[@manuelquitevis6794]

6 + (12) = 18

[@michellestreiff-wilmot7523]

C

[@abhayavade6251]

1/6

[@joseluiscartesvaliente5924]

6 + 6 : 6(6 + 6) = 6 + 6 :12 = 6 + 1:2 = 13:2 RESULTADO CORRECTO. El resultado del vídeo, ERRÓNEO.

[@gunasekarandakshinamoorthy2924]

விடை17

[@ljupkaivanovska1275]

84 is rezilt

[@vijayalakshmivenkataraman3517]

18

[@subasu478]

18

[@AndreyEtap]

18