Question
Shiyun and Anna went shopping with $291 and $129 respectively. Anna spent 4 times as much as Shiyun. After shopping, the amount of money Shiyun had left was 4 times the remaining money of Anna. How much did they spend in total?
4 m

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Shiyun and Anna went shopping with $291 and $129 respectively. Anna spent 4 times as much as Shiyun. After shopping, the amount of money Shiyun had left was 4 times the remaining money of Anna. How much did they spend in total?