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Ask a math problem in the sixth grade of primary school ~
Excellent (number of copies): 60× 1/6= 10 (number of copies)

Good (number of copies): 60×2/6=20 (number of copies)

Chinese (copies): 60×3/6=30 (copies)

1110 =10 (points)

Ok (time): 10×3/ 10=3 (minutes)

Median value (time): 10×6/ 10=6 (minutes)

10×1+20× 3+30× 6 = 250 (points)

Answer: It takes the teacher 250 minutes to correct the test paper.