Question
A bag had some purple pens and brown pens in the ratio of 5 : 2. Jen removed 38 purple pens and put another 17 brown pens into the bag. There is now 20% as many purple pens as brown pens in the bag. How many purple pens were in the bag at first?
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A bag had some purple pens and brown pens in the ratio of 5 : 2. Jen removed 38 purple pens and put another 17 brown pens into the bag. There is now 20% as many purple pens as brown pens in the bag. How many purple pens were in the bag at first?