Question
There were some stickers in Box N and Box P. After George transferred 15 of the stickers from Box N to Box P, the ratio of the number of stickers in Box N to that in Box P changed to 2 : 9. Find the ratio of the numbers of stickers in Box P to the number of stickers in Box N at first.
3 m

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There were some stickers in Box N and Box P. After George transferred 15 of the stickers from Box N to Box P, the ratio of the number of stickers in Box N to that in Box P changed to 2 : 9. Find the ratio of the numbers of stickers in Box P to the number of stickers in Box N at first.