Question
There were some cards in Packet G and Packet H. After Seth transferred 25 of the cards from Packet G to Packet H, the ratio of the number of cards in Packet G to that in Packet H changed to 2 : 7. Find the ratio of the numbers of cards in Packet G to the number of cards in Packet H at first.
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There were some cards in Packet G and Packet H. After Seth transferred 25 of the cards from Packet G to Packet H, the ratio of the number of cards in Packet G to that in Packet H changed to 2 : 7. Find the ratio of the numbers of cards in Packet G to the number of cards in Packet H at first.