Question
A bag had some brown markers and black markers in the ratio of 7 : 2. Emily removed 36 brown markers and put another 18 black markers into the bag. There is now 20% as many brown markers as black markers in the bag. How many brown markers were in the bag at first?
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A bag had some brown markers and black markers in the ratio of 7 : 2. Emily removed 36 brown markers and put another 18 black markers into the bag. There is now 20% as many brown markers as black markers in the bag. How many brown markers were in the bag at first?