How many points will be deducted if there are two words in reverse order in the calligraphy exam?

There are two words in the calligraphy exam in reverse order, and 30 points will be deducted. According to the question, according to the scoring rules of the composition test, the total score is 150, and the deduction will be between 30 and 37.5 points. Rules for marking the calligraphy art test paper-copy 1. The pen is legal and fluent (30% of the score).