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The sixth grade people's education edition mathematics exercise book volume 2 page 50 answer to the fourth question.
There are X people in workshop A, so there are X people in workshop B. From the meaning of the question:
X- 18 =(X+ 18)X 1/4
Solution:
X = 30
Existing workshop B: 30+18 =48 (person)
A: There are 48 people in Workshop B and 30 people in Workshop A. 。