Question
Bag P and Bag Q contained a total of 135 pens. After 27 pens were transferred from Bag P to B, Bag Q contained four times as many pens as Bag P. How many pens were there in Bag P at first?
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Bag P and Bag Q contained a total of 135 pens. After 27 pens were transferred from Bag P to B, Bag Q contained four times as many pens as Bag P. How many pens were there in Bag P at first?