Question
A bag had some pink pens and black pens in the ratio of 3 : 1. Pamela removed 26 pink pens and put another 10 black pens into the bag. There is now 20% as many pink pens as black pens in the bag. How many pink pens were in the bag at first?
4 m

Click button first when a symbol is required. X

A bag had some pink pens and black pens in the ratio of 3 : 1. Pamela removed 26 pink pens and put another 10 black pens into the bag. There is now 20% as many pink pens as black pens in the bag. How many pink pens were in the bag at first?