A=24xD 3/5xD=1/2xA 3d/5=12 d=12x5/3 d=20 a=480
Devi has 120 cards, and since Anne has 24 more cards than Devi, Anne has 144 cards. The relationship between their cards was established using fractions, which helped solve for Devi's cards first. Once Devi's total was known, it was easy to calculate Anne's total cards.
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