19 students appear in a class test. The average of the best 10 scores is 69 while that of the worst 10 is 38. If the average of all the 19 scores is 54, the 10th score in order’of magnitude is

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19 students appear in a class test. The average of the best 10 scores is 69 while that of the worst 10 is 38. If the average of all the 19 scores is 54, the 10th score in order’of magnitude is