CREATE TABLE table_12294 ("Main contestant" TEXT, "Co-contestant  ( Yaar vs. Pyaar ) " TEXT, "Date performed" TEXT, "Scores by each individual judge" TEXT, "Total score/week" TEXT, "Position" TEXT, "Status" TEXT)

What Scores by each individual judge has a Total score/week of 51/60, and a Co-contestant (Yaar vs. Pyaar) of tina sachdev?
SELECT "Scores by each individual judge" FROM table_12294 WHERE "Total score/week" = '51/60' AND "Co-contestant (Yaar vs. Pyaar)" = 'tina sachdev'
SELECT "Scores by each individual judge" FROM "table_12294" WHERE "Co-contestant (Yaar vs. Pyaar)" = 'tina sachdev' AND "Total score/week" = '51/60'