Question
Risa had half the amount of cards Michael had. Michael had 3 times the amount of cards as Tom. There were a total of 77 cards. How many more cards did Risa have than Tom?
4 m

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Risa had half the amount of cards Michael had. Michael had 3 times the amount of cards as Tom. There were a total of 77 cards. How many more cards did Risa have than Tom?