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有甲、乙两箱红枣,每箱内装1998颗。如果从乙箱中拿出若干颗红枣放入甲箱,甲箱的红枣颗数恰好比乙箱多40%。那么,从乙箱拿到甲箱多少颗红枣?
There are A, B two boxes of dates, each box contains 1998. If you take out a number of dates from the B box into a box, the number of red dates in the box just 40% more than the B box. So, how many jujubes get from the crates of crates?