Question
There were some buttons in Packet U and Packet V. After Gabriel transferred 14 of the buttons from Packet U to Packet V, the ratio of the number of buttons in Packet U to that in Packet V changed to 2 : 3. Find the ratio of the numbers of buttons in Packet U to the number of buttons in Packet V at first.
3 m

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There were some buttons in Packet U and Packet V. After Gabriel transferred 14 of the buttons from Packet U to Packet V, the ratio of the number of buttons in Packet U to that in Packet V changed to 2 : 3. Find the ratio of the numbers of buttons in Packet U to the number of buttons in Packet V at first.