Question
P6.RD.TL.16010106-A1
There were some cards in Packet E and Packet F. After Riordan transferred 13 of the cards from Packet E to Packet F, the ratio of the number of cards in Packet E to that in Packet F changed to 3 : 7. Find the ratio of the numbers of cards in Packet E to the number of cards in Packet F at first.
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Primary 6 RFPD P6.RD.TL.16010106

03 Jul 2024, 03:07 AM

There were some cards in Packet E and Packet F. After Riordan transferred 13 of the cards from Packet E to Packet F, the ratio of the number of cards in Packet E to that in Packet F changed to 3 : 7. Find the ratio of the numbers of cards in Packet E to the number of cards in Packet F at first.
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